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value="cc">MSC</option> <option data-type="input" value="cc1">MSC Primary</option> <option data-type="input" value="so">Source / Journal</option> <option data-type="input" value="pu">Publisher</option> <option data-type="input" value="la">Language</option> <option data-type="input" value="ab">Summary / Review</option> <option data-type="input" value="rv">Reviewer</option> <option data-type="input" value="an">zbMATH ID</option> <option data-type="input" value="en">External ID</option> <option data-type="input" value="ut">Keywords</option> <option data-type="input" value="sw">Software</option> <option data-type="input" value="br">Biographic Ref</option> <option data-type="input" value="rft">Reference Text</option> <option data-type="multiselect-db" value="db">Database</option> <option data-divider="true"></option> <option data-function="remove-line" data-content='<span class="glyphicon glyphicon-minus" aria-hidden="true"></span> remove line' value="any">remove line</option> 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<option data-type="input" value="pu">Publisher</option> <option data-type="input" value="la">Language</option> <option data-type="input" value="ab">Summary / Review</option> <option data-type="input" value="rv">Reviewer</option> <option data-type="input" value="an">zbMATH ID</option> <option data-type="input" value="en">External ID</option> <option data-type="input" value="ut">Keywords</option> <option data-type="input" value="sw">Software</option> <option data-type="input" value="br">Biographic Ref</option> <option data-type="input" value="rft">Reference Text</option> <option data-type="multiselect-db" value="db">Database</option> <option data-divider="true"></option> <option data-function="remove-line" data-content='<span class="glyphicon glyphicon-minus" aria-hidden="true"></span> remove line' value="any">remove line</option> </select><input name="ml-2-v" class="form-control multi-line-value multi-line-input" type="text" value="" aria-label="value"><select class="form-control 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value="ab">Summary / Review</option> <option data-type="input" value="rv">Reviewer</option> <option data-type="input" value="an">zbMATH ID</option> <option data-type="input" value="en">External ID</option> <option data-type="input" value="ut">Keywords</option> <option data-type="input" value="sw">Software</option> <option data-type="input" value="br">Biographic Ref</option> <option data-type="input" value="rft">Reference Text</option> <option data-type="multiselect-db" value="db">Database</option> <option data-divider="true"></option> <option data-function="remove-line" data-content='<span class="glyphicon glyphicon-minus" aria-hidden="true"></span> remove line' value="any">remove line</option> </select><input name="ml-3-v" class="form-control multi-line-value multi-line-input" type="text" value="" aria-label="value"><div id="multi-line-plus"> <a href="#"><span class="glyphicon glyphicon-plus" aria-hidden="true"></span> add line</a> </div></div> </div> </div> <div class="row"> <div class="col-xs-12 form-inline"> <div class="form-group field checkboxes-wrapper" id="checkboxes-wrapper-test" style="visibility: hidden; position: fixed;"> <label>Document Type:</label> <div class="checkboxes"> <div class="slider"> <label title="search for Articles in Journals"> <input type="checkbox" class="form-control" value="j" checked> <span tabindex="0"><small></small></span> Journal Articles </label> </div> <div class="slider"> <label title="search for Articles in Conference Proceedings and Collected Volumes"> <input type="checkbox" class="form-control" value="a" checked> <span tabindex="0"><small></small></span> Collection Articles </label> </div> <div class="slider"> <label title="search for Monographs, Proceedings, Dissertations etc."> <input type="checkbox" class="form-control" value="b" checked> <span tabindex="0"><small></small></span> Books </label> </div> <div class="slider"> <label title="search for arXiv Preprints"> <input type="checkbox" class="form-control" value="p" checked> <span tabindex="0"><small></small></span> arXiv Preprints </label> </div> </div> </div> <div class="form-group field checkboxes-wrapper" id="checkboxes-wrapper-real"> <label>Document Type:</label> <div class="checkboxes"> <div class="slider"> <label for="dt-j" title="search for Articles in Journals"> <input type="checkbox" id="dt-j" name="dt" class="form-control" value="j" checked> <span tabindex="0"><small></small></span> Journal Articles </label> </div> <div class="slider"> <label for="dt-a" title="search for Articles in Conference Proceedings and Collected Volumes"> <input type="checkbox" id="dt-a" name="dt" class="form-control" value="a" checked> <span tabindex="0"><small></small></span> Collection Articles </label> </div> <div class="slider"> <label for="dt-b" title="search for Monographs, Proceedings, Dissertations etc."> <input type="checkbox" id="dt-b" name="dt" class="form-control" value="b" checked> <span tabindex="0"><small></small></span> Books </label> </div> <div 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form-control" type="text" name="q" value="in:142962" aria-label="Search for documents" placeholder="Search for documents" autocomplete="off"> </div> <div class="search-buttons input-group-btn"> <div class="btn-group"> <button class="btn btn-default search" type="submit"><span class="virtual">Search</span> <span class="glyphicon glyphicon-search" style="top: 2px;"></span></button> </div> </div> </span> <span> <div class="search-buttons input-group-btn"> <div class="btn-group"> <div class="btn-group fields"> <button class="btn btn-default dropdown-toggle" data-toggle="dropdown">Fields <i class="caret"></i></button> <ul id="fields" class="dropdown-menu pull-right"> <li><a href="#"><span class="token item">any:</span><span> </span>anywhere (default)</a></li> <li><a href="#"><span class="token item">ab:</span><span> </span>review text</a></li> <li><a href="#"><span class="token item">an:</span><span> </span>zbmath id</a></li> <li><a href="#"><span class="token item">any:</span><span> </span>anywhere</a></li> <li><a href="#"><span class="token item">au:</span><span> </span>contributor name</a></li> <li><a href="#"><span class="token item">br:</span><span> </span>biographic reference name</a></li> <li><a href="#"><span class="token item">cc:</span><span> </span>msc title</a></li> <li><a href="#"><span class="token item">dt:</span><span> </span>document type</a></li> <li><a href="#"><span class="token item">doi:</span><span> </span>doi</a></li> <li><a href="#"><span class="token item">en:</span><span> </span>external id</a></li> <li><a href="#"><span class="token item">la:</span><span> </span>language</a></li> <li><a href="#"><span class="token item">pu:</span><span> </span>publisher</a></li> <li><a href="#"><span class="token item">py:</span><span> </span>year</a></li> <li><a href="#"><span class="token item">rv:</span><span> </span>reviewer name</a></li> <li><a href="#"><span class="token item">so:</span><span> </span>source</a></li> <li><a href="#"><span class="token item">sw:</span><span> </span>software name</a></li> <li><a href="#"><span class="token item">ti:</span><span> </span>title</a></li> <li><a href="#"><span class="token item">ut:</span><span> </span>keyword</a></li> </ul> </div> <div class="btn-group operators"> <button class="btn btn-default dropdown-toggle" data-toggle="dropdown">Operators <i class="caret"></i></button> <ul id="operators" class="dropdown-menu pull-right"> <li><a href="#"><span class="token">a <span class="item">&</span> b </span><span> </span>logical and (default)</a></li> <li><a href="#"><span class="token">a <span class="item">|</span> b </span><span> </span>logical or</a></li> <li><a href="#"><span class="token"><span class="item">!</span>ab </span><span> </span>logical not</a></li> <li><a href="#"><span class="token">abc<span class="item">*</span> </span><span> </span>right wildcard</a></li> <li><a href="#"><span class="token"><span class="item">"</span>ab c<span class="item">"</span></span><span> </span>phrase</a></li> <li><a href="#"><span class="token"><span class="item">(</span>ab c<span class="item">)</span></span><span> </span>parentheses</a></li> </ul> </div> </div> </div> <div class="special"> <ul class="nav help-button"> <li class="dropdown pull-right"> <a href="#">Help <i class="caret"></i></a> </li> </ul> </div> </span> </div> <div class="help"><h2>Examples</h2> <div id="help-terms" role="table"> <div class="help-item" role="row"> <span class="search-example" role="rowheader"><a href="/?q=Geometry">Geometry</a></span> <span class="search-explanation" role="cell" role="cell">Search for the term <em>Geometry</em> in <strong>any</strong> field. Queries are <strong>case-independent</strong>.</span> </div> <div class="help-item" role="row"> <span class="search-example" role="rowheader"><a href="/?q=Funct%2A">Funct*</a></span> <span class="search-explanation" role="cell"><strong>Wildcard</strong> queries are specified by <strong><u>*</u></strong> (e.g. <em>functions</em>, <em>functorial</em>, etc.). Otherwise the search is <strong>exact</strong>.</span> </div> <div class="help-item" role="row"> <span class="search-example" role="rowheader"><a href="/?q=%22Topological+group%22">"Topological group"</a></span> <span class="search-explanation" role="cell"><strong>Phrases</strong> (multi-words) should be set in <u>"</u>straight quotation marks<u>"</u>.</span> </div> <div class="help-item" role="row"> <span class="search-example" role="rowheader"><a href="/?q=au%3A+Bourbaki+%26+ti%3A+Algebra">au: Bourbaki & ti: Algebra</a></span> <span class="search-explanation" role="cell">Search for <strong><u>au</u>thor</strong> and <strong><u>ti</u>tle</strong>. 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class="mono" href="/classification/?q=cc%3A05C25" title="Graphs and abstract algebra (groups, rings, fields, etc.)">05C25</a> <a class="mono" href="/classification/?q=cc%3A05C60" title="Isomorphism problems in graph theory (reconstruction conjecture, etc.) and homomorphisms (subgraph embedding, etc.)">05C60</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0437.05025" data-ciurl="/ci/03681788" data-biburl="/bibtex/03681788.bib" data-amsurl="/amsrefs/03681788.bib" data-xmlurl="/xml/03681788.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03681788.pdf" title="Zbl 0437.05025 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90202-9" aria-label="DOI for “Sur certains tournois reconstructibles application à leurs groupes d'automorphismes”" title="10.1016/0012-365X(78)90202-9">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3668670" value="3668670" aria-label="mark item Zbl 0429.05055"></div> <div class="author"><a href="/authors/beck.jozsef" title="Author Profile">Beck, J.</a></div> <h3 class="title"> <a href="/0429.05055"><strong>On 3-chromatic hypergraphs.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0429.05055">Zbl 0429.05055</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 127-137 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C65" title="Hypergraphs">05C65</a> <a class="mono" href="/classification/?q=cc%3A05C15" title="Coloring of graphs and hypergraphs">05C15</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0429.05055" data-ciurl="/ci/03668670" data-biburl="/bibtex/03668670.bib" data-amsurl="/amsrefs/03668670.bib" data-xmlurl="/xml/03668670.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03668670.pdf" title="Zbl 0429.05055 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90191-7" aria-label="DOI for “On 3-chromatic hypergraphs”" title="10.1016/0012-365X(78)90191-7">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3647659" value="3647659" aria-label="mark item Zbl 0416.51003"></div> <div class="author"><a href="/authors/nguyen.hien-quang" title="Author Profile">Nguyen, Hien Q.</a></div> <h3 class="title"> <a href="/0416.51003"><strong>Projections and weak maps in combinatorial geometries.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0416.51003">Zbl 0416.51003</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 281-289 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A51D20" title="Combinatorial geometries and geometric closure systems">51D20</a> <a class="mono" href="/classification/?q=cc%3A05B25" title="Combinatorial aspects of finite geometries">05B25</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label 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data-ciurl="/ci/03647659" data-biburl="/bibtex/03647659.bib" data-amsurl="/amsrefs/03647659.bib" data-xmlurl="/xml/03647659.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03647659.pdf" title="Zbl 0416.51003 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90099-7" aria-label="DOI for “Projections and weak maps in combinatorial geometries”" title="10.1016/0012-365X(78)90099-7">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3639630" value="3639630" aria-label="mark item Zbl 0412.05007"></div> <div class="author"><a href="/authors/wagner.carl-g" title="Author Profile">Wagner, Carl G.</a></div> <h3 class="title"> <a href="/0412.05007"><strong>Minimal multiplicative covers of an integer.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0412.05007">Zbl 0412.05007</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 87-94 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05A15" title="Exact enumeration problems, generating functions">05A15</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0412.05007" data-ciurl="/ci/03639630" data-biburl="/bibtex/03639630.bib" data-amsurl="/amsrefs/03639630.bib" data-xmlurl="/xml/03639630.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03639630.pdf" title="Zbl 0412.05007 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90175-9" aria-label="DOI for “Minimal multiplicative covers of an integer”" title="10.1016/0012-365X(78)90175-9">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3636046" value="3636046" aria-label="mark item Zbl 0409.05017"></div> <div class="author"><a href="/authors/shapiro.henry-d" title="Author Profile">Shapiro, Henry D.</a></div> <h3 class="title"> <a href="/0409.05017"><strong>Generalized Latin squares on the torus.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0409.05017">Zbl 0409.05017</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 63-77 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05B15" title="Orthogonal arrays, Latin squares, Room squares">05B15</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0409.05017" data-ciurl="/ci/03636046" data-biburl="/bibtex/03636046.bib" data-amsurl="/amsrefs/03636046.bib" data-xmlurl="/xml/03636046.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03636046.pdf" title="Zbl 0409.05017 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90173-5" aria-label="DOI for “Generalized Latin squares on the torus”" title="10.1016/0012-365X(78)90173-5">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3628984" value="3628984" aria-label="mark item Zbl 0405.05030"></div> <div class="author"><a href="/authors/galvin.fred" title="Author Profile">Galvin, F.</a>; <a href="/authors/hesse.gerhard" title="Author Profile">Hesse, G.</a>; <a href="/authors/steffens.karsten" title="Author Profile">Steffens, K.</a></div> <h3 class="title"> <a href="/0405.05030"><strong>On the number of automorphisms of structures.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0405.05030">Zbl 0405.05030</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 161-166 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C05" title="Trees">05C05</a> <a class="mono" href="/classification/?q=cc%3A06A06" title="Partial orders, general">06A06</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0405.05030" data-ciurl="/ci/03628984" data-biburl="/bibtex/03628984.bib" data-amsurl="/amsrefs/03628984.bib" data-xmlurl="/xml/03628984.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03628984.pdf" title="Zbl 0405.05030 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90195-4" aria-label="DOI for “On the number of automorphisms of structures”" title="10.1016/0012-365X(78)90195-4">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3628420" value="3628420" aria-label="mark item Zbl 0404.68084"></div> <div class="author"><a href="/authors/lallement.gerard-j" title="Author Profile">Lallement, Gerard</a></div> <h3 class="title"> <a href="/0404.68084"><strong>Cyclotomic polynomials and unions of groups.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0404.68084">Zbl 0404.68084</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 19-36 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A68T99" title="Artificial intelligence">68T99</a> <a class="mono" href="/classification/?q=cc%3A68Q45" title="Formal languages and automata">68Q45</a> <a class="mono" href="/classification/?q=cc%3A94A45" title="Prefix, length-variable, comma-free codes">94A45</a> <a class="mono" href="/classification/?q=cc%3A94B50" title="Synchronization error-correcting codes">94B50</a> <a class="mono" href="/classification/?q=cc%3A20M35" title="Semigroups in automata theory, linguistics, etc.">20M35</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0404.68084" data-ciurl="/ci/03628420" data-biburl="/bibtex/03628420.bib" data-amsurl="/amsrefs/03628420.bib" data-xmlurl="/xml/03628420.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03628420.pdf" title="Zbl 0404.68084 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90170-X" aria-label="DOI for “Cyclotomic polynomials and unions of groups”" title="10.1016/0012-365X(78)90170-X">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3625448" value="3625448" aria-label="mark item Zbl 0403.05060"></div> <div class="author"><a href="/authors/gyarfas.andras" title="Author Profile">Gyarfas, A.</a></div> <h3 class="title"> <a href="/0403.05060"><strong>A note on hypergraphs with the Helly-property.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0403.05060">Zbl 0403.05060</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 221-223 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C65" title="Hypergraphs">05C65</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn 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<div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3623578" value="3623578" aria-label="mark item Zbl 0402.05019"></div> <div class="author"><a href="/authors/hedetniemi.sandra-mitchell" title="Author Profile">Mitchell, Sandra L.</a></div> <h3 class="title"> <a href="/0402.05019"><strong>Another characterization of the centroid of a tree.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0402.05019">Zbl 0402.05019</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 277-280 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C05" title="Trees">05C05</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to 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</div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3623561" value="3623561" aria-label="mark item Zbl 0402.05002"></div> <div class="author"><a href="/authors/tanny.stephen-m" title="Author Profile">Tanny, Stephen M.</a>; <a href="/authors/zuker.michael" title="Author Profile">Zuker, Michael</a></div> <h3 class="title"> <a href="/0402.05002"><strong>Analytic methods applied to a sequence of binomial coefficients.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0402.05002">Zbl 0402.05002</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 299-310 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05A10" title="Factorials, binomial coefficients, combinatorial functions">05A10</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0402.05002" data-ciurl="/ci/03623561" data-biburl="/bibtex/03623561.bib" data-amsurl="/amsrefs/03623561.bib" data-xmlurl="/xml/03623561.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03623561.pdf" title="Zbl 0402.05002 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90101-2" aria-label="DOI for “Analytic methods applied to a sequence of binomial coefficients”" title="10.1016/0012-365X(78)90101-2">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3621736" value="3621736" aria-label="mark item Zbl 0401.05020"></div> <div class="author"><a href="/authors/lindner.charles-curtis" title="Author Profile">Lindner, C. C.</a>; <a href="/authors/phelps.kevin-t" title="Author Profile">Phelps, K. T.</a></div> <h3 class="title"> <a href="/0401.05020"><strong>A note on partial parallel classes in Steiner systems.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0401.05020">Zbl 0401.05020</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 109-112 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05B05" title="Combinatorial aspects of block designs">05B05</a> <a class="mono" href="/classification/?q=cc%3A51E10" title="Steiner systems in finite geometry">51E10</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0401.05020" data-ciurl="/ci/03621736" data-biburl="/bibtex/03621736.bib" data-amsurl="/amsrefs/03621736.bib" data-xmlurl="/xml/03621736.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03621736.pdf" title="Zbl 0401.05020 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90179-6" aria-label="DOI for “A note on partial parallel classes in Steiner systems”" title="10.1016/0012-365X(78)90179-6">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3621731" value="3621731" aria-label="mark item Zbl 0401.05015"></div> <div class="author"><a href="/authors/karpovsky.mark-g" title="Author Profile">Karpovsky, M. G.</a>; <a href="/authors/milman.vitali-d" title="Author Profile">Milman, V. D.</a></div> <h3 class="title"> <a href="/0401.05015"><strong>Coordinate density of sets of vectors.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0401.05015">Zbl 0401.05015</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 177-184 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05D10" title="Ramsey theory">05D10</a> <a class="mono" href="/classification/?q=cc%3A05D05" title="Extremal set theory">05D05</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0401.05015" data-ciurl="/ci/03621731" data-biburl="/bibtex/03621731.bib" data-amsurl="/amsrefs/03621731.bib" data-xmlurl="/xml/03621731.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03621731.pdf" title="Zbl 0401.05015 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90197-8" aria-label="DOI for “Coordinate density of sets of vectors”" title="10.1016/0012-365X(78)90197-8">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3621469" value="3621469" aria-label="mark item Zbl 0399.90061"></div> <div class="author"><a href="/authors/blair.charles-e" title="Author Profile">Blair, Charles E.</a></div> <h3 class="title"> <a href="/0399.90061"><strong>Minimal inequalities for mixed integer programs.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0399.90061">Zbl 0399.90061</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 147-151 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A90C11" title="Mixed integer programming">90C11</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0399.90061" data-ciurl="/ci/03621469" data-biburl="/bibtex/03621469.bib" data-amsurl="/amsrefs/03621469.bib" data-xmlurl="/xml/03621469.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03621469.pdf" title="Zbl 0399.90061 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90193-0" aria-label="DOI for “Minimal inequalities for mixed integer programs”" title="10.1016/0012-365X(78)90193-0">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3618212" value="3618212" aria-label="mark item Zbl 0398.05061"></div> <div class="author"><a href="/authors/ravindra.g" title="Author Profile">Ravindra, G.</a></div> <h3 class="title"> <a href="/0398.05061"><strong>Perfectness of normal products of graphs.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0398.05061">Zbl 0398.05061</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 291-298 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C99" title="Graph theory">05C99</a> <a class="mono" href="/classification/?q=cc%3A05C15" title="Coloring of graphs and hypergraphs">05C15</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0398.05061" data-ciurl="/ci/03618212" data-biburl="/bibtex/03618212.bib" data-amsurl="/amsrefs/03618212.bib" data-xmlurl="/xml/03618212.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03618212.pdf" title="Zbl 0398.05061 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90100-0" aria-label="DOI for “Perfectness of normal products of graphs”" title="10.1016/0012-365X(78)90100-0">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3618210" value="3618210" aria-label="mark item Zbl 0398.05059"></div> <div class="author"><a href="/authors/geoffroy.dennis-p" title="Author Profile">Geoffroy, Dennis P.</a></div> <h3 class="title"> <a href="/0398.05059"><strong>On 1-factors of point determining graphs.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0398.05059">Zbl 0398.05059</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 167-175 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C99" title="Graph theory">05C99</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0398.05059" data-ciurl="/ci/03618210" data-biburl="/bibtex/03618210.bib" data-amsurl="/amsrefs/03618210.bib" data-xmlurl="/xml/03618210.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03618210.pdf" title="Zbl 0398.05059 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90196-6" aria-label="DOI for “On 1-factors of point determining graphs”" title="10.1016/0012-365X(78)90196-6">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3618206" value="3618206" aria-label="mark item Zbl 0398.05055"></div> <div class="author"><a href="/authors/foregger.marsha-f" title="Author Profile">Foregger, Marsha F.</a></div> <h3 class="title"> <a href="/0398.05055"><strong>Hamiltonian decompositions of products of cycles.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0398.05055">Zbl 0398.05055</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 251-260 (1978)</a>. </div> <div class="reviewer"> Reviewer: <a href="/authors/?q=rv%3A1750">Carsten Thomassen (Lyngby)</a></div> <div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C45" title="Eulerian and Hamiltonian graphs">05C45</a> <a class="mono" href="/classification/?q=cc%3A05C99" title="Graph theory">05C99</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0398.05055" data-ciurl="/ci/03618206" data-biburl="/bibtex/03618206.bib" data-amsurl="/amsrefs/03618206.bib" data-xmlurl="/xml/03618206.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03618206.pdf" title="Zbl 0398.05055 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90096-1" aria-label="DOI for “Hamiltonian decompositions of products of cycles”" title="10.1016/0012-365X(78)90096-1">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3616483" value="3616483" aria-label="mark item Zbl 0397.05049"></div> <div class="author"><a href="/authors/seymour.paul-d" title="Author Profile">Seymour, P. D.</a></div> <h3 class="title"> <a href="/0397.05049"><strong>Counterexample to a conjecture of Jeurissen.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0397.05049">Zbl 0397.05049</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 315 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C99" title="Graph theory">05C99</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0397.05049" data-ciurl="/ci/03616483" data-biburl="/bibtex/03616483.bib" data-amsurl="/amsrefs/03616483.bib" data-xmlurl="/xml/03616483.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03616483.pdf" title="Zbl 0397.05049 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90103-6" aria-label="DOI for “Counterexample to a conjecture of Jeurissen”" title="10.1016/0012-365X(78)90103-6">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3616467" value="3616467" aria-label="mark item Zbl 0397.05033"></div> <div class="author"><a href="/authors/maurer.stephen-b" title="Author Profile">Maurer, Stephen B.</a>; <a href="/authors/slater.peter-james" title="Author Profile">Slater, Peter J.</a></div> <h3 class="title"> <a href="/0397.05033"><strong>On k-minimally n-edge-connected graphs.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0397.05033">Zbl 0397.05033</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 185-195 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C40" title="Connectivity">05C40</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0397.05033" data-ciurl="/ci/03616467" data-biburl="/bibtex/03616467.bib" data-amsurl="/amsrefs/03616467.bib" data-xmlurl="/xml/03616467.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03616467.pdf" title="Zbl 0397.05033 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90198-X" aria-label="DOI for “On k-minimally n-edge-connected graphs”" title="10.1016/0012-365X(78)90198-X">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3616453" value="3616453" aria-label="mark item Zbl 0397.05019"></div> <div class="author"><a href="/authors/erdos.pal" title="Author Profile">Erdős, Paul</a>; <a href="/authors/hechler.stephen-h" title="Author Profile">Hechler, Stephen H.</a>; <a href="/authors/kainen.paul-c" title="Author Profile">Kainen, Paul</a></div> <h3 class="title"> <a href="/0397.05019"><strong>On finite superuniversal graphs.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0397.05019">Zbl 0397.05019</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 235-249 (1978)</a>. </div> <div class="reviewer"> Reviewer: <a href="/authors/?q=rv%3A678">R.L.Hemminger</a></div> <div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C10" title="Planar graphs; geometric and topological aspects of graph theory">05C10</a> <a class="mono" href="/classification/?q=cc%3A05C15" title="Coloring of graphs and hypergraphs">05C15</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0397.05019" data-ciurl="/ci/03616453" data-biburl="/bibtex/03616453.bib" data-amsurl="/amsrefs/03616453.bib" data-xmlurl="/xml/03616453.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03616453.pdf" title="Zbl 0397.05019 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90095-X" aria-label="DOI for “On finite superuniversal graphs”" title="10.1016/0012-365X(78)90095-X">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3613075" value="3613075" aria-label="mark item Zbl 0395.05034"></div> <div class="author"><a href="/authors/bollobas.bela" title="Author Profile">Bollobas, Bela</a></div> <h3 class="title"> <a href="/0395.05034"><strong>Chromatic number, girth and maximal degree.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0395.05034">Zbl 0395.05034</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 311-314 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C15" title="Coloring of graphs and hypergraphs">05C15</a> <a class="mono" href="/classification/?q=cc%3A05C35" title="Extremal problems in graph theory">05C35</a> <a class="mono" href="/classification/?q=cc%3A05C38" title="Paths and cycles">05C38</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0395.05034" data-ciurl="/ci/03613075" data-biburl="/bibtex/03613075.bib" data-amsurl="/amsrefs/03613075.bib" data-xmlurl="/xml/03613075.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03613075.pdf" title="Zbl 0395.05034 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90102-4" aria-label="DOI for “Chromatic number, girth and maximal degree”" title="10.1016/0012-365X(78)90102-4">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3613064" value="3613064" aria-label="mark item Zbl 0395.05023"></div> <div class="author"><a href="/authors/babai.laszlo" title="Author Profile">Babai, Laszlo</a></div> <h3 class="title"> <a href="/0395.05023"><strong>Vector representable matroids of given rank with given automorphism group.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0395.05023">Zbl 0395.05023</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 119-125 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05B35" title="Combinatorial aspects of matroids and geometric lattices">05B35</a> <a class="mono" href="/classification/?q=cc%3A20B25" title="Finite automorphism groups of algebraic, geometric, or combinatorial structures">20B25</a> <a class="mono" href="/classification/?q=cc%3A05C25" title="Graphs and abstract algebra (groups, rings, fields, etc.)">05C25</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0395.05023" data-ciurl="/ci/03613064" data-biburl="/bibtex/03613064.bib" data-amsurl="/amsrefs/03613064.bib" data-xmlurl="/xml/03613064.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03613064.pdf" title="Zbl 0395.05023 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90190-5" aria-label="DOI for “Vector representable matroids of given rank with given automorphism group”" title="10.1016/0012-365X(78)90190-5">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3611406" value="3611406" aria-label="mark item Zbl 0394.05038"></div> <div class="author"><a href="/authors/mulder.henry-martyn" title="Author Profile">Mulder, Henry Martyn</a></div> <h3 class="title"> <a href="/0394.05038"><strong>The structure of median graphs.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0394.05038">Zbl 0394.05038</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 197-204 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C99" title="Graph theory">05C99</a> <a class="mono" href="/classification/?q=cc%3A05C38" title="Paths and cycles">05C38</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0394.05038" data-ciurl="/ci/03611406" data-biburl="/bibtex/03611406.bib" data-amsurl="/amsrefs/03611406.bib" data-xmlurl="/xml/03611406.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03611406.pdf" title="Zbl 0394.05038 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90199-1" aria-label="DOI for “The structure of median graphs”" title="10.1016/0012-365X(78)90199-1">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3611254" value="3611254" aria-label="mark item Zbl 0393.94046"></div> <div class="author"><a href="/authors/saunders.b-david" title="Author Profile">Saunders, B. David</a>; <a href="/authors/schneider.hans" title="Author Profile">Schneider, Hans</a></div> <h3 class="title"> <a href="/0393.94046"><strong>Flows on graphs applied to diagonal similarity and diagonal equivalence for matrices.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0393.94046">Zbl 0393.94046</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 205-220 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A94C15" title="Applications of graph theory to circuits and networks">94C15</a> <a class="mono" href="/classification/?q=cc%3A05C50" title="Graphs and linear algebra (matrices, eigenvalues, etc.)">05C50</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0393.94046" data-ciurl="/ci/03611254" data-biburl="/bibtex/03611254.bib" data-amsurl="/amsrefs/03611254.bib" data-xmlurl="/xml/03611254.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03611254.pdf" title="Zbl 0393.94046 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90200-5" aria-label="DOI for “Flows on graphs applied to diagonal similarity and diagonal equivalence for matrices”" title="10.1016/0012-365X(78)90200-5">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3609722" value="3609722" aria-label="mark item Zbl 0393.05049"></div> <div class="author"><a href="/authors/li.shuo-yen-robert" title="Author Profile">Li, Shuo-Yen Robert</a></div> <h3 class="title"> <a href="/0393.05049"><strong>Extremal theorems on divisors of a number.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0393.05049">Zbl 0393.05049</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 37-46 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C99" title="Graph theory">05C99</a> <a class="mono" href="/classification/?q=cc%3A11A05" title="Multiplicative structure; Euclidean algorithm; greatest common divisors">11A05</a> <a class="mono" href="/classification/?q=cc%3A11A25" title="Arithmetic functions; related numbers; inversion formulas">11A25</a> <a class="mono" href="/classification/?q=cc%3A05C20" title="Directed graphs (digraphs), tournaments">05C20</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0393.05049" data-ciurl="/ci/03609722" data-biburl="/bibtex/03609722.bib" data-amsurl="/amsrefs/03609722.bib" data-xmlurl="/xml/03609722.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03609722.pdf" title="Zbl 0393.05049 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90171-1" aria-label="DOI for “Extremal theorems on divisors of a number”" title="10.1016/0012-365X(78)90171-1">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3609720" value="3609720" aria-label="mark item Zbl 0393.05047"></div> <div class="author"><a href="/authors/laskar.renu-c" title="Author Profile">Laskar, Renu</a>; <a href="/authors/auerbach.bruce" title="Author Profile">Auerbach, Bruce</a></div> <h3 class="title"> <a href="/0393.05047"><strong>On complementary graphs with no isolated vertices.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0393.05047">Zbl 0393.05047</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 113-118 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C99" title="Graph theory">05C99</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0393.05047" data-ciurl="/ci/03609720" data-biburl="/bibtex/03609720.bib" data-amsurl="/amsrefs/03609720.bib" data-xmlurl="/xml/03609720.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03609720.pdf" title="Zbl 0393.05047 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90189-9" aria-label="DOI for “On complementary graphs with no isolated vertices”" title="10.1016/0012-365X(78)90189-9">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3609130" value="3609130" aria-label="mark item Zbl 0392.68036"></div> <div class="author"><a href="/authors/hausmann.dirk" title="Author Profile">Hausmann, Dirk</a>; <a href="/authors/korte.bernhard" title="Author Profile">Korte, Bernhard</a></div> <h3 class="title"> <a href="/0392.68036"><strong>Lower bounds on the worst-case complexity of some oracle algorithms.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0392.68036">Zbl 0392.68036</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 261-276 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A68Q25" title="Analysis of algorithms and problem complexity">68Q25</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0392.68036" data-ciurl="/ci/03609130" data-biburl="/bibtex/03609130.bib" data-amsurl="/amsrefs/03609130.bib" data-xmlurl="/xml/03609130.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03609130.pdf" title="Zbl 0392.68036 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90097-3" aria-label="DOI for “Lower bounds on the worst-case complexity of some oracle algorithms”" title="10.1016/0012-365X(78)90097-3">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3608019" value="3608019" aria-label="mark item Zbl 0392.03038"></div> <div class="author"><a href="/authors/chandra.ashok-k" title="Author Profile">Chandra, Ashok K.</a>; <a href="/authors/markowsky.george" title="Author Profile">Markowsky, George</a></div> <h3 class="title"> <a href="/0392.03038"><strong>On the number of prime implicants.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0392.03038">Zbl 0392.03038</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 7-11 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A03G05" title="Logical aspects of Boolean algebras">03G05</a> <a class="mono" href="/classification/?q=cc%3A03B05" title="Classical propositional logic">03B05</a> <span class="mono" title="Switching theory, application of Boolean algebra; Boolean functions (MSC2010)">94C10</span> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0392.03038" data-ciurl="/ci/03608019" data-biburl="/bibtex/03608019.bib" data-amsurl="/amsrefs/03608019.bib" data-xmlurl="/xml/03608019.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03608019.pdf" title="Zbl 0392.03038 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90168-1" aria-label="DOI for “On the number of prime implicants”" title="10.1016/0012-365X(78)90168-1">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3606497" value="3606497" aria-label="mark item Zbl 0391.05041"></div> <div class="author"><a href="/authors/thomassen.carsten" title="Author Profile">Thomassen, Carsten</a></div> <h3 class="title"> <a href="/0391.05041"><strong>Reconstructibility versus edge reconstructibility of infinite graphs.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0391.05041">Zbl 0391.05041</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 231-233 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C60" title="Isomorphism problems in graph theory (reconstruction conjecture, etc.) and homomorphisms (subgraph embedding, etc.)">05C60</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0391.05041" data-ciurl="/ci/03606497" data-biburl="/bibtex/03606497.bib" data-amsurl="/amsrefs/03606497.bib" data-xmlurl="/xml/03606497.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03606497.pdf" title="Zbl 0391.05041 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90203-0" aria-label="DOI for “Reconstructibility versus edge reconstructibility of infinite graphs”" title="10.1016/0012-365X(78)90203-0">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3605533" value="3605533" aria-label="mark item Zbl 0389.52003"></div> <div class="author"><a href="/authors/breen.marilyn" title="Author Profile">Breen, Marilyn</a></div> <h3 class="title"> <a href="/0389.52003"><strong>A better decomposition theorem for simply connected m-convex sets.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0389.52003">Zbl 0389.52003</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 153-159 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A52A10" title="Convex sets in \(2\) dimensions (including convex curves)">52A10</a> <a class="mono" href="/classification/?q=cc%3A52A30" title="Variants of convex sets (star-shaped, (\(m, n\))-convex, etc.)">52A30</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0389.52003" data-ciurl="/ci/03605533" data-biburl="/bibtex/03605533.bib" data-amsurl="/amsrefs/03605533.bib" data-xmlurl="/xml/03605533.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03605533.pdf" title="Zbl 0389.52003 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90194-2" aria-label="DOI for “A better decomposition theorem for simply connected m-convex sets”" title="10.1016/0012-365X(78)90194-2">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3603306" value="3603306" aria-label="mark item Zbl 0388.05021"></div> <div class="author"><a href="/authors/vidyasankar.krishnamurthy" title="Author Profile">Vidyasankar, K.</a></div> <h3 class="title"> <a href="/0388.05021"><strong>Covering the edge set of a directed graph with trees.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0388.05021">Zbl 0388.05021</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 79-85 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05C20" title="Directed graphs (digraphs), tournaments">05C20</a> <a class="mono" href="/classification/?q=cc%3A05C05" title="Trees">05C05</a> <a class="mono" href="/classification/?q=cc%3A05B40" title="Combinatorial aspects of packing and covering">05B40</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0388.05021" data-ciurl="/ci/03603306" data-biburl="/bibtex/03603306.bib" data-amsurl="/amsrefs/03603306.bib" data-xmlurl="/xml/03603306.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03603306.pdf" title="Zbl 0388.05021 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90174-7" aria-label="DOI for “Covering the edge set of a directed graph with trees”" title="10.1016/0012-365X(78)90174-7">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3603290" value="3603290" aria-label="mark item Zbl 0388.05005"></div> <div class="author"><a href="/authors/matthews.laurence-r" title="Author Profile">Matthews, Laurence R.</a></div> <h3 class="title"> <a href="/0388.05005"><strong>Matroids from directed graphs.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0388.05005">Zbl 0388.05005</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 47-61 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05B35" title="Combinatorial aspects of matroids and geometric lattices">05B35</a> <a class="mono" href="/classification/?q=cc%3A05C20" title="Directed graphs (digraphs), tournaments">05C20</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0388.05005" data-ciurl="/ci/03603290" data-biburl="/bibtex/03603290.bib" data-amsurl="/amsrefs/03603290.bib" data-xmlurl="/xml/03603290.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03603290.pdf" title="Zbl 0388.05005 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90172-3" aria-label="DOI for “Matroids from directed graphs”" title="10.1016/0012-365X(78)90172-3">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3603289" value="3603289" aria-label="mark item Zbl 0388.05004"></div> <div class="author"><a href="/authors/isbell.john-r" title="Author Profile">Isbell, John R.</a></div> <h3 class="title"> <a href="/0388.05004"><strong>Perfect addition sets.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0388.05004">Zbl 0388.05004</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 13-18 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05B30" title="Other designs, configurations">05B30</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0388.05004" data-ciurl="/ci/03603289" data-biburl="/bibtex/03603289.bib" data-amsurl="/amsrefs/03603289.bib" data-xmlurl="/xml/03603289.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03603289.pdf" title="Zbl 0388.05004 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90169-3" aria-label="DOI for “Perfect addition sets”" title="10.1016/0012-365X(78)90169-3">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3600046" value="3600046" aria-label="mark item Zbl 0386.05012"></div> <div class="author"><a href="/authors/bennett.frank-e" title="Author Profile">Bennett, Frank E.</a></div> <h3 class="title"> <a href="/0386.05012"><strong>Extended cyclic triple systems.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0386.05012">Zbl 0386.05012</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 139-146 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05B05" title="Combinatorial aspects of block designs">05B05</a> <a class="mono" href="/classification/?q=cc%3A05B99" title="Designs and configurations">05B99</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0386.05012" data-ciurl="/ci/03600046" data-biburl="/bibtex/03600046.bib" data-amsurl="/amsrefs/03600046.bib" data-xmlurl="/xml/03600046.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03600046.pdf" title="Zbl 0386.05012 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn btn-default btn-xs" type="button" href="https://doi.org/10.1016/0012-365X(78)90192-9" aria-label="DOI for “Extended cyclic triple systems”" title="10.1016/0012-365X(78)90192-9">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> </article> </div> <div class="list" role="listitem"> <article> <div class="mark-btn"><input type="checkbox" name="mark" id="item3599255" value="3599255" aria-label="mark item Zbl 0385.60058"></div> <div class="author"><a href="/authors/?q=ai%3Afoldes.stephan%7Cfoldes.stephane%7Cfoldes.stefan" title="Author Profile">Foldes, S.</a>; <a href="/authors/?q=ai%3Agabor.gy%7Cgabor.george%7Cgabor.grzegorz" title="Author Profile">Gabor, G.</a></div> <h3 class="title"> <a href="/0385.60058"><strong>Note on discrete random walks.</strong></a> <i>(English)</i> <a class="label nowrap" href="/0385.60058">Zbl 0385.60058</a> </h3> <div class="source"> <a href="/serials/69" title="Journal Profile">Discrete Math.</a> <a href="/?q=in%3A142962" title="Articles in this Issue">24, 103-104 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A60G50" title="Sums of independent random variables; random walks">60G50</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" id="metadataText" rows="10" style="min-width: 100%;max-width: 100%"></textarea> </div> <div id="metadata-alert" class="alert alert-danger" role="alert" style="display: none;"> <!-- alert for connection errors etc --> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-primary" onclick="copyMetadata()">Copy to clipboard</button> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <div class="functions clearfix"> <div class="function"> <!-- Button trigger metadata modal --> <a type="button" class="btn btn-default btn-xs pdf" data-toggle="modal" data-target="#metadataModal" data-itemtype="Zbl" data-itemname="Zbl 0385.60058" data-ciurl="/ci/03599255" data-biburl="/bibtex/03599255.bib" data-amsurl="/amsrefs/03599255.bib" data-xmlurl="/xml/03599255.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/03599255.pdf" title="Zbl 0385.60058 as PDF">Review PDF</a> </div> <div class="fulltexts"> <span class="fulltext">Full Text:</span> <a class="btn 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href="/classification/?q=cc%3A05C35" title="Extremal problems in graph theory">05C35</a> <a class="mono" href="/classification/?q=cc%3A05C15" title="Coloring of graphs and hypergraphs">05C15</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea class="form-control" 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href="/?q=in%3A142962" title="Articles in this Issue">24, 95-101 (1978)</a>. </div><div class="classification"> MSC: <a class="mono" href="/classification/?q=cc%3A05A05" title="Permutations, words, matrices">05A05</a> </div> <!-- Modal used to show zbmath metadata in different output formats--> <div class="modal fade" id="metadataModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">Cite</h4> </div> <div class="modal-body"> <div class="form-group"> <label for="select-output" class="control-label">Format</label> <select id="select-output" class="form-control" aria-label="Select Metadata format"></select> </div> <div class="form-group"> <label for="metadataText" class="control-label">Result</label> <textarea 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