Classification Search Result

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</div> </div> <div id="body"> <div id="main"> <div class="messages"> </div> <div id="classification"> <div class="content-main"> <div class="content-result"> <div class="head"> <h2>Mathematics Subject Classification – MSC2020</h2> </div> <div class="item level0"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54">54-XX</a></div> <div class="text"> <a href="/classification/?q=cc%3A54">General topology</a> {For the topology of manifolds of all dimensions, see <a href="/classification/?q=cc%3A57N%2A">57Nxx</a>} <a target="_blank" href="/atom/cc/54"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54"><i class="glyphicon glyphicon-share-alt"></i> 87596</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54-00">54-00</a></div> <div class="text"> <a href="/classification/?q=cc%3A54-00">General reference works (handbooks, dictionaries, bibliographies, etc.) pertaining to general topology</a> <a target="_blank" href="/atom/cc/54-00"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54-00" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54-00"><i class="glyphicon glyphicon-share-alt"></i> 26</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54-01">54-01</a></div> <div class="text"> <a href="/classification/?q=cc%3A54-01">Introductory exposition (textbooks, tutorial papers, etc.) pertaining to general topology</a> <a target="_blank" href="/atom/cc/54-01"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54-01" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54-01"><i class="glyphicon glyphicon-share-alt"></i> 612</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54-02">54-02</a></div> <div class="text"> <a href="/classification/?q=cc%3A54-02">Research exposition (monographs, survey articles) pertaining to general topology</a> <a target="_blank" href="/atom/cc/54-02"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54-02" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54-02"><i class="glyphicon glyphicon-share-alt"></i> 726</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54-03">54-03</a></div> <div class="text"> <a href="/classification/?q=cc%3A54-03">History of general topology</a> [Consider also classification numbers from Section <a href="/classification/?q=cc%3A01%2A">01-XX</a>] <a target="_blank" href="/atom/cc/54-03"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54-03" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54-03"><i class="glyphicon glyphicon-share-alt"></i> 378</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54-04">54-04</a></div> <div class="text"> <a href="/classification/?q=cc%3A54-04">Software, source code, etc. for problems pertaining to general topology</a> <a target="_blank" href="/atom/cc/54-04"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54-04" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54-04"><i class="glyphicon glyphicon-share-alt"></i> 21</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54-06">54-06</a></div> <div class="text"> <a href="/classification/?q=cc%3A54-06">Proceedings, conferences, collections, etc. pertaining to general topology</a> <a target="_blank" href="/atom/cc/54-06"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54-06" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54-06"><i class="glyphicon glyphicon-share-alt"></i> 563</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54-08">54-08</a></div> <div class="text"> <a href="/classification/?q=cc%3A54-08">Computational methods for problems pertaining to general topology</a> <a target="_blank" href="/atom/cc/54-08"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54-08" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54-08"><i class="glyphicon glyphicon-share-alt"></i> 4</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54-11">54-11</a></div> <div class="text"> <a href="/classification/?q=cc%3A54-11">Research data for problems pertaining to general topology</a> <a target="_blank" href="/atom/cc/54-11"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54-11" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54-11"><i class="glyphicon glyphicon-share-alt"></i> 0</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54A">54Axx</a></div> <div class="text"> <a href="/classification/?q=cc%3A54A">Generalities in topology</a> <a target="_blank" href="/atom/cc/54A"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54A" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54A"><i class="glyphicon glyphicon-share-alt"></i> 18736</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54A05">54A05</a></div> <div class="text"> <a href="/classification/?q=cc%3A54A05">Topological spaces and generalizations (closure spaces, etc.)</a> <a target="_blank" href="/atom/cc/54A05"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54A05" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54A05"><i class="glyphicon glyphicon-share-alt"></i> 4188</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54A10">54A10</a></div> <div class="text"> <a href="/classification/?q=cc%3A54A10">Several topologies on one set (change of topology, comparison of topologies, lattices of topologies)</a> <a target="_blank" href="/atom/cc/54A10"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54A10" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54A10"><i class="glyphicon glyphicon-share-alt"></i> 1932</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54A15">54A15</a></div> <div class="text"> <a href="/classification/?q=cc%3A54A15">Syntopogeneous structures</a> <a target="_blank" href="/atom/cc/54A15"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54A15" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54A15"><i class="glyphicon glyphicon-share-alt"></i> 136</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54A20">54A20</a></div> <div class="text"> <a href="/classification/?q=cc%3A54A20">Convergence in general topology (sequences, filters, limits, convergence spaces, nets, etc.)</a> <a target="_blank" href="/atom/cc/54A20"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54A20" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54A20"><i class="glyphicon glyphicon-share-alt"></i> 2930</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54A25">54A25</a></div> <div class="text"> <a href="/classification/?q=cc%3A54A25">Cardinality properties (cardinal functions and inequalities, discrete subsets)</a> [See also <a href="/classification/?q=cc%3A03E%2A">03Exx</a>] {For ultrafilters, see <a href="/classification/?q=cc%3A54D80">54D80</a>} <a target="_blank" href="/atom/cc/54A25"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54A25" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54A25"><i class="glyphicon glyphicon-share-alt"></i> 2981</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54A35">54A35</a></div> <div class="text"> <a href="/classification/?q=cc%3A54A35">Consistency and independence results in general topology</a> [See also <a href="/classification/?q=cc%3A03E35">03E35</a>] <a target="_blank" href="/atom/cc/54A35"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54A35" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54A35"><i class="glyphicon glyphicon-share-alt"></i> 1141</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54A40">54A40</a></div> <div class="text"> <a href="/classification/?q=cc%3A54A40">Fuzzy topology</a> [See also <a href="/classification/?q=cc%3A03E72">03E72</a>] <a target="_blank" href="/atom/cc/54A40"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54A40" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54A40"><i class="glyphicon glyphicon-share-alt"></i> 7150</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54A99">54A99</a></div> <div class="text"> <a href="/classification/?q=cc%3A54A99">None of the above, but in this section</a> <a target="_blank" href="/atom/cc/54A99"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54A99" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54A99"><i class="glyphicon glyphicon-share-alt"></i> 401</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54B">54Bxx</a></div> <div class="text"> <a href="/classification/?q=cc%3A54B">Basic constructions in general topology</a> <a target="_blank" href="/atom/cc/54B"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54B" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54B"><i class="glyphicon glyphicon-share-alt"></i> 9471</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54B05">54B05</a></div> <div class="text"> <a href="/classification/?q=cc%3A54B05">Subspaces in general topology</a> <a target="_blank" href="/atom/cc/54B05"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54B05" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54B05"><i class="glyphicon glyphicon-share-alt"></i> 746</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54B10">54B10</a></div> <div class="text"> <a href="/classification/?q=cc%3A54B10">Product spaces in general topology</a> <a target="_blank" href="/atom/cc/54B10"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54B10" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54B10"><i class="glyphicon glyphicon-share-alt"></i> 2489</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54B15">54B15</a></div> <div class="text"> <a href="/classification/?q=cc%3A54B15">Quotient spaces, decompositions in general topology</a> <a target="_blank" href="/atom/cc/54B15"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54B15" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54B15"><i class="glyphicon glyphicon-share-alt"></i> 947</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54B17">54B17</a></div> <div class="text"> <a href="/classification/?q=cc%3A54B17">Adjunction spaces and similar constructions in general topology</a> <a target="_blank" href="/atom/cc/54B17"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54B17" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54B17"><i class="glyphicon glyphicon-share-alt"></i> 97</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54B20">54B20</a></div> <div class="text"> <a href="/classification/?q=cc%3A54B20">Hyperspaces in general topology</a> <a target="_blank" href="/atom/cc/54B20"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54B20" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54B20"><i class="glyphicon glyphicon-share-alt"></i> 2565</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54B30">54B30</a></div> <div class="text"> <a href="/classification/?q=cc%3A54B30">Categorical methods in general topology</a> [See also <a href="/classification/?q=cc%3A18F60">18F60</a>] <a target="_blank" href="/atom/cc/54B30"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54B30" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54B30"><i class="glyphicon glyphicon-share-alt"></i> 2169</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54B35">54B35</a></div> <div class="text"> <a href="/classification/?q=cc%3A54B35">Spectra in general topology</a> <a target="_blank" href="/atom/cc/54B35"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54B35" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54B35"><i class="glyphicon glyphicon-share-alt"></i> 756</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54B40">54B40</a></div> <div class="text"> <a href="/classification/?q=cc%3A54B40">Presheaves and sheaves in general topology</a> [See also <a href="/classification/?q=cc%3A18F20">18F20</a>] <a target="_blank" href="/atom/cc/54B40"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54B40" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54B40"><i class="glyphicon glyphicon-share-alt"></i> 141</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54B99">54B99</a></div> <div class="text"> <a href="/classification/?q=cc%3A54B99">None of the above, but in this section</a> <a target="_blank" href="/atom/cc/54B99"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54B99" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54B99"><i class="glyphicon glyphicon-share-alt"></i> 311</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C">54Cxx</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C">Maps and general types of topological spaces defined by maps</a> <a target="_blank" href="/atom/cc/54C"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C"><i class="glyphicon glyphicon-share-alt"></i> 23348</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C05">54C05</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C05">Continuous maps</a> <a target="_blank" href="/atom/cc/54C05"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C05" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C05"><i class="glyphicon glyphicon-share-alt"></i> 2200</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C08">54C08</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C08">Weak and generalized continuity</a> <a target="_blank" href="/atom/cc/54C08"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C08" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C08"><i class="glyphicon glyphicon-share-alt"></i> 3128</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C10">54C10</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C10">Special maps on topological spaces (open, closed, perfect, etc.)</a> <a target="_blank" href="/atom/cc/54C10"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C10" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C10"><i class="glyphicon glyphicon-share-alt"></i> 4503</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C15">54C15</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C15">Retraction</a> <a target="_blank" href="/atom/cc/54C15"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C15" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C15"><i class="glyphicon glyphicon-share-alt"></i> 466</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C20">54C20</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C20">Extension of maps</a> <a target="_blank" href="/atom/cc/54C20"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C20" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C20"><i class="glyphicon glyphicon-share-alt"></i> 1180</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C25">54C25</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C25">Embedding</a> <a target="_blank" href="/atom/cc/54C25"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C25" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C25"><i class="glyphicon glyphicon-share-alt"></i> 793</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C30">54C30</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C30">Real-valued functions in general topology</a> [See also <a href="/classification/?q=cc%3A26%2A">26-XX</a>] <a target="_blank" href="/atom/cc/54C30"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C30" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C30"><i class="glyphicon glyphicon-share-alt"></i> 1617</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C35">54C35</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C35">Function spaces in general topology</a> [See also <a href="/classification/?q=cc%3A46E%2A">46Exx</a>, <a href="/classification/?q=cc%3A58D15">58D15</a>] <a target="_blank" href="/atom/cc/54C35"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C35" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C35"><i class="glyphicon glyphicon-share-alt"></i> 3115</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C40">54C40</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C40">Algebraic properties of function spaces in general topology</a> [See also <a href="/classification/?q=cc%3A46E%2A">46Exx</a>] <a target="_blank" href="/atom/cc/54C40"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C40" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C40"><i class="glyphicon glyphicon-share-alt"></i> 1022</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C45">54C45</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C45">$C$- and $C^*$-embedding</a> <a target="_blank" href="/atom/cc/54C45"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C45" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C45"><i class="glyphicon glyphicon-share-alt"></i> 311</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C50">54C50</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C50">Topology of special sets defined by functions</a> [See also <a href="/classification/?q=cc%3A26A21">26A21</a>] <a target="_blank" href="/atom/cc/54C50"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C50" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C50"><i class="glyphicon glyphicon-share-alt"></i> 630</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C55">54C55</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C55">Absolute neighborhood extensor, absolute extensor, absolute neighborhood retract (ANR), absolute retract spaces (general properties)</a> [See also <a href="/classification/?q=cc%3A55M15">55M15</a>] <a target="_blank" href="/atom/cc/54C55"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C55" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C55"><i class="glyphicon glyphicon-share-alt"></i> 1260</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C56">54C56</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C56">Shape theory in general topology</a> [See also <a href="/classification/?q=cc%3A55P55">55P55</a>, <a href="/classification/?q=cc%3A57N25">57N25</a>] <a target="_blank" href="/atom/cc/54C56"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C56" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C56"><i class="glyphicon glyphicon-share-alt"></i> 774</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C60">54C60</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C60">Set-valued maps in general topology</a> [See also <a href="/classification/?q=cc%3A26E25">26E25</a>, <a href="/classification/?q=cc%3A28B20">28B20</a>, <a href="/classification/?q=cc%3A47H04">47H04</a>, <a href="/classification/?q=cc%3A58C06">58C06</a>] <a target="_blank" href="/atom/cc/54C60"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C60" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C60"><i class="glyphicon glyphicon-share-alt"></i> 5256</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C65">54C65</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C65">Selections in general topology</a> [See also <a href="/classification/?q=cc%3A28B20">28B20</a>] <a target="_blank" href="/atom/cc/54C65"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C65" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C65"><i class="glyphicon glyphicon-share-alt"></i> 1281</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C70">54C70</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C70">Entropy in general topology</a> <a target="_blank" href="/atom/cc/54C70"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C70" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C70"><i class="glyphicon glyphicon-share-alt"></i> 660</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54C99">54C99</a></div> <div class="text"> <a href="/classification/?q=cc%3A54C99">None of the above, but in this section</a> <a target="_blank" href="/atom/cc/54C99"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54C99" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54C99"><i class="glyphicon glyphicon-share-alt"></i> 463</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D">54Dxx</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D">Fairly general properties of topological spaces</a> <a target="_blank" href="/atom/cc/54D"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D"><i class="glyphicon glyphicon-share-alt"></i> 18060</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D05">54D05</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D05">Connected and locally connected spaces (general aspects)</a> <a target="_blank" href="/atom/cc/54D05"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D05" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D05"><i class="glyphicon glyphicon-share-alt"></i> 1746</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D10">54D10</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D10">Lower separation axioms ($T_0$–$T_3$, etc.)</a> <a target="_blank" href="/atom/cc/54D10"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D10" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D10"><i class="glyphicon glyphicon-share-alt"></i> 2644</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D15">54D15</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D15">Higher separation axioms (completely regular, normal, perfectly or collectionwise normal, etc.)</a> <a target="_blank" href="/atom/cc/54D15"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D15" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D15"><i class="glyphicon glyphicon-share-alt"></i> 2147</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D20">54D20</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D20">Noncompact covering properties (paracompact, Lindel枚f, etc.)</a> <a target="_blank" href="/atom/cc/54D20"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D20" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D20"><i class="glyphicon glyphicon-share-alt"></i> 4313</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D25">54D25</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D25">“$P$-minimal” and “$P$-closed” spaces</a> <a target="_blank" href="/atom/cc/54D25"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D25" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D25"><i class="glyphicon glyphicon-share-alt"></i> 520</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D30">54D30</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D30">Compactness</a> <a target="_blank" href="/atom/cc/54D30"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D30" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D30"><i class="glyphicon glyphicon-share-alt"></i> 3553</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D35">54D35</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D35">Extensions of spaces (compactifications, supercompactifications, completions, etc.)</a> <a target="_blank" href="/atom/cc/54D35"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D35" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D35"><i class="glyphicon glyphicon-share-alt"></i> 3257</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D40">54D40</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D40">Remainders in general topology</a> <a target="_blank" href="/atom/cc/54D40"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D40" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D40"><i class="glyphicon glyphicon-share-alt"></i> 672</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D45">54D45</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D45">Local compactness, $\sigma$-compactness</a> <a target="_blank" href="/atom/cc/54D45"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D45" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D45"><i class="glyphicon glyphicon-share-alt"></i> 704</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D50">54D50</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D50">$k$-spaces</a> <a target="_blank" href="/atom/cc/54D50"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D50" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D50"><i class="glyphicon glyphicon-share-alt"></i> 452</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D55">54D55</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D55">Sequential spaces</a> <a target="_blank" href="/atom/cc/54D55"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D55" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D55"><i class="glyphicon glyphicon-share-alt"></i> 891</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D60">54D60</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D60">Realcompactness and realcompactification</a> <a target="_blank" href="/atom/cc/54D60"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D60" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D60"><i class="glyphicon glyphicon-share-alt"></i> 540</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D65">54D65</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D65">Separability of topological spaces</a> <a target="_blank" href="/atom/cc/54D65"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D65" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D65"><i class="glyphicon glyphicon-share-alt"></i> 465</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D70">54D70</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D70">Base properties of topological spaces</a> <a target="_blank" href="/atom/cc/54D70"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D70" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D70"><i class="glyphicon glyphicon-share-alt"></i> 278</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D80">54D80</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D80">Special constructions of topological spaces (spaces of ultrafilters, etc.)</a> <a target="_blank" href="/atom/cc/54D80"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D80" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D80"><i class="glyphicon glyphicon-share-alt"></i> 652</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54D99">54D99</a></div> <div class="text"> <a href="/classification/?q=cc%3A54D99">None of the above, but in this section</a> <a target="_blank" href="/atom/cc/54D99"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54D99" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54D99"><i class="glyphicon glyphicon-share-alt"></i> 625</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E">54Exx</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E">Topological spaces with richer structures</a> <a target="_blank" href="/atom/cc/54E"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E"><i class="glyphicon glyphicon-share-alt"></i> 21804</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E05">54E05</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E05">Proximity structures and generalizations</a> <a target="_blank" href="/atom/cc/54E05"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E05" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E05"><i class="glyphicon glyphicon-share-alt"></i> 922</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E15">54E15</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E15">Uniform structures and generalizations</a> <a target="_blank" href="/atom/cc/54E15"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E15" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E15"><i class="glyphicon glyphicon-share-alt"></i> 2992</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E17">54E17</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E17">Nearness spaces</a> <a target="_blank" href="/atom/cc/54E17"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E17" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E17"><i class="glyphicon glyphicon-share-alt"></i> 282</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E18">54E18</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E18">$p$-spaces, $M$-spaces, $\sigma$-spaces, etc.</a> <a target="_blank" href="/atom/cc/54E18"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E18" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E18"><i class="glyphicon glyphicon-share-alt"></i> 458</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E20">54E20</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E20">Stratifiable spaces, cosmic spaces, etc.</a> <a target="_blank" href="/atom/cc/54E20"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E20" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E20"><i class="glyphicon glyphicon-share-alt"></i> 662</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E25">54E25</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E25">Semimetric spaces</a> <a target="_blank" href="/atom/cc/54E25"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E25" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E25"><i class="glyphicon glyphicon-share-alt"></i> 374</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E30">54E30</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E30">Moore spaces</a> <a target="_blank" href="/atom/cc/54E30"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E30" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E30"><i class="glyphicon glyphicon-share-alt"></i> 529</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E35">54E35</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E35">Metric spaces, metrizability</a> <a target="_blank" href="/atom/cc/54E35"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E35" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E35"><i class="glyphicon glyphicon-share-alt"></i> 5841</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E40">54E40</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E40">Special maps on metric spaces</a> <a target="_blank" href="/atom/cc/54E40"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E40" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E40"><i class="glyphicon glyphicon-share-alt"></i> 6118</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E45">54E45</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E45">Compact (locally compact) metric spaces</a> <a target="_blank" href="/atom/cc/54E45"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E45" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E45"><i class="glyphicon glyphicon-share-alt"></i> 965</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E50">54E50</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E50">Complete metric spaces</a> <a target="_blank" href="/atom/cc/54E50"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E50" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E50"><i class="glyphicon glyphicon-share-alt"></i> 2499</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E52">54E52</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E52">Baire category, Baire spaces</a> <a target="_blank" href="/atom/cc/54E52"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E52" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E52"><i class="glyphicon glyphicon-share-alt"></i> 1348</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E55">54E55</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E55">Bitopologies</a> <a target="_blank" href="/atom/cc/54E55"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E55" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E55"><i class="glyphicon glyphicon-share-alt"></i> 1413</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E70">54E70</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E70">Probabilistic metric spaces</a> <a target="_blank" href="/atom/cc/54E70"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E70" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E70"><i class="glyphicon glyphicon-share-alt"></i> 1000</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54E99">54E99</a></div> <div class="text"> <a href="/classification/?q=cc%3A54E99">None of the above, but in this section</a> <a target="_blank" href="/atom/cc/54E99"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54E99" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54E99"><i class="glyphicon glyphicon-share-alt"></i> 883</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54F">54Fxx</a></div> <div class="text"> <a href="/classification/?q=cc%3A54F">Special properties of topological spaces</a> <a target="_blank" href="/atom/cc/54F"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54F" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54F"><i class="glyphicon glyphicon-share-alt"></i> 10254</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54F05">54F05</a></div> <div class="text"> <a href="/classification/?q=cc%3A54F05">Linearly ordered topological spaces, generalized ordered spaces, and partially ordered spaces</a> [See also <a href="/classification/?q=cc%3A06B30">06B30</a>, <a href="/classification/?q=cc%3A06F30">06F30</a>] <a target="_blank" href="/atom/cc/54F05"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54F05" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54F05"><i class="glyphicon glyphicon-share-alt"></i> 2802</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54F15">54F15</a></div> <div class="text"> <a href="/classification/?q=cc%3A54F15">Continua and generalizations</a> <a target="_blank" href="/atom/cc/54F15"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54F15" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54F15"><i class="glyphicon glyphicon-share-alt"></i> 3292</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54F16">54F16</a></div> <div class="text"> <a href="/classification/?q=cc%3A54F16">Hyperspaces of continua</a> <a target="_blank" href="/atom/cc/54F16"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54F16" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54F16"><i class="glyphicon glyphicon-share-alt"></i> 108</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54F17">54F17</a></div> <div class="text"> <a href="/classification/?q=cc%3A54F17">Inverse limits of set-valued functions</a> <a target="_blank" href="/atom/cc/54F17"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54F17" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54F17"><i class="glyphicon glyphicon-share-alt"></i> 79</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54F35">54F35</a></div> <div class="text"> <a href="/classification/?q=cc%3A54F35">Higher-dimensional local connectedness</a> [See also <a href="/classification/?q=cc%3A55M%2A">55Mxx</a>, <a href="/classification/?q=cc%3A55N%2A">55Nxx</a>] <a target="_blank" href="/atom/cc/54F35"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54F35" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54F35"><i class="glyphicon glyphicon-share-alt"></i> 108</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54F45">54F45</a></div> <div class="text"> <a href="/classification/?q=cc%3A54F45">Dimension theory in general topology</a> [See also <a href="/classification/?q=cc%3A55M10">55M10</a>] <a target="_blank" href="/atom/cc/54F45"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54F45" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54F45"><i class="glyphicon glyphicon-share-alt"></i> 2632</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54F50">54F50</a></div> <div class="text"> <a href="/classification/?q=cc%3A54F50">Topological spaces of dimension $\leq 1$; curves, dendrites</a> [See also <a href="/classification/?q=cc%3A26A03">26A03</a>] <a target="_blank" href="/atom/cc/54F50"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54F50" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54F50"><i class="glyphicon glyphicon-share-alt"></i> 1284</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54F55">54F55</a></div> <div class="text"> <a href="/classification/?q=cc%3A54F55">Unicoherence, multicoherence</a> <a target="_blank" href="/atom/cc/54F55"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54F55" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54F55"><i class="glyphicon glyphicon-share-alt"></i> 233</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54F65">54F65</a></div> <div class="text"> <a href="/classification/?q=cc%3A54F65">Topological characterizations of particular spaces</a> <a target="_blank" href="/atom/cc/54F65"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54F65" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54F65"><i class="glyphicon glyphicon-share-alt"></i> 961</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54F99">54F99</a></div> <div class="text"> <a href="/classification/?q=cc%3A54F99">None of the above, but in this section</a> <a target="_blank" href="/atom/cc/54F99"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54F99" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54F99"><i class="glyphicon glyphicon-share-alt"></i> 337</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54G">54Gxx</a></div> <div class="text"> <a href="/classification/?q=cc%3A54G">Peculiar topological spaces</a> <a target="_blank" href="/atom/cc/54G"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54G" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54G"><i class="glyphicon glyphicon-share-alt"></i> 2728</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54G05">54G05</a></div> <div class="text"> <a href="/classification/?q=cc%3A54G05">Extremally disconnected spaces, $F$-spaces, etc.</a> <a target="_blank" href="/atom/cc/54G05"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54G05" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54G05"><i class="glyphicon glyphicon-share-alt"></i> 802</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54G10">54G10</a></div> <div class="text"> <a href="/classification/?q=cc%3A54G10">$P$-spaces</a> <a target="_blank" href="/atom/cc/54G10"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54G10" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54G10"><i class="glyphicon glyphicon-share-alt"></i> 244</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54G12">54G12</a></div> <div class="text"> <a href="/classification/?q=cc%3A54G12">Scattered spaces</a> <a target="_blank" href="/atom/cc/54G12"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54G12" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54G12"><i class="glyphicon glyphicon-share-alt"></i> 307</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54G15">54G15</a></div> <div class="text"> <a href="/classification/?q=cc%3A54G15">Pathological topological spaces</a> <a target="_blank" href="/atom/cc/54G15"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54G15" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54G15"><i class="glyphicon glyphicon-share-alt"></i> 224</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54G20">54G20</a></div> <div class="text"> <a href="/classification/?q=cc%3A54G20">Counterexamples in general topology</a> <a target="_blank" href="/atom/cc/54G20"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54G20" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54G20"><i class="glyphicon glyphicon-share-alt"></i> 1157</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54G99">54G99</a></div> <div class="text"> <a href="/classification/?q=cc%3A54G99">None of the above, but in this section</a> <a target="_blank" href="/atom/cc/54G99"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54G99" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54G99"><i class="glyphicon glyphicon-share-alt"></i> 196</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54H">54Hxx</a></div> <div class="text"> <a href="/classification/?q=cc%3A54H">Connections of general topology with other structures, applications</a> <a target="_blank" href="/atom/cc/54H"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54H" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54H"><i class="glyphicon glyphicon-share-alt"></i> 30862</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54H05">54H05</a></div> <div class="text"> <a href="/classification/?q=cc%3A54H05">Descriptive set theory (topological aspects of Borel, analytic, projective, etc. sets)</a> [See also <a href="/classification/?q=cc%3A03E15">03E15</a>, <a href="/classification/?q=cc%3A26A21">26A21</a>, <a href="/classification/?q=cc%3A28A05">28A05</a>] <a target="_blank" href="/atom/cc/54H05"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54H05" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54H05"><i class="glyphicon glyphicon-share-alt"></i> 1848</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54H10">54H10</a></div> <div class="text"> <a href="/classification/?q=cc%3A54H10">Topological representations of algebraic systems</a> [See also <a href="/classification/?q=cc%3A22%2A">22-XX</a>] <a target="_blank" href="/atom/cc/54H10"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54H10" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54H10"><i class="glyphicon glyphicon-share-alt"></i> 469</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54H11">54H11</a></div> <div class="text"> <a href="/classification/?q=cc%3A54H11">Topological groups (topological aspects)</a> [See also <a href="/classification/?q=cc%3A22A05">22A05</a>] <a target="_blank" href="/atom/cc/54H11"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54H11" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54H11"><i class="glyphicon glyphicon-share-alt"></i> 1755</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54H12">54H12</a></div> <div class="text"> <a href="/classification/?q=cc%3A54H12">Topological lattices, etc. (topological aspects)</a> [See also <a href="/classification/?q=cc%3A06B30">06B30</a>, <a href="/classification/?q=cc%3A06F30">06F30</a>] <a target="_blank" href="/atom/cc/54H12"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54H12" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54H12"><i class="glyphicon glyphicon-share-alt"></i> 452</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54H13">54H13</a></div> <div class="text"> <a href="/classification/?q=cc%3A54H13">Topological fields, rings, etc. (topological aspects)</a> [See also <a href="/classification/?q=cc%3A12J%2A">12Jxx</a>] {For algebraic aspects, see <a href="/classification/?q=cc%3A13J%2A">13Jxx</a>, <a href="/classification/?q=cc%3A16W80">16W80</a>} <a target="_blank" href="/atom/cc/54H13"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54H13" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54H13"><i class="glyphicon glyphicon-share-alt"></i> 390</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54H15">54H15</a></div> <div class="text"> <a href="/classification/?q=cc%3A54H15">Transformation groups and semigroups (topological aspects)</a> [See also <a href="/classification/?q=cc%3A20M20">20M20</a>, <a href="/classification/?q=cc%3A22%2A">22-XX</a>, <a href="/classification/?q=cc%3A57S%2A">57Sxx</a>] <a target="_blank" href="/atom/cc/54H15"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54H15" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54H15"><i class="glyphicon glyphicon-share-alt"></i> 1647</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54H25">54H25</a></div> <div class="text"> <a href="/classification/?q=cc%3A54H25">Fixed-point and coincidence theorems (topological aspects)</a> [See also <a href="/classification/?q=cc%3A47H10">47H10</a>, <a href="/classification/?q=cc%3A55M20">55M20</a>] <a target="_blank" href="/atom/cc/54H25"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54H25" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54H25"><i class="glyphicon glyphicon-share-alt"></i> 18788</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54H30">54H30</a></div> <div class="text"> <a href="/classification/?q=cc%3A54H30">Applications of general topology to computer science (e.g., digital topology, image processing)</a> [See also <a href="/classification/?q=cc%3A68U03">68U03</a>] <a target="_blank" href="/atom/cc/54H30"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54H30" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54H30"><i class="glyphicon glyphicon-share-alt"></i> 131</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54H99">54H99</a></div> <div class="text"> <a href="/classification/?q=cc%3A54H99">None of the above, but in this section</a> <a target="_blank" href="/atom/cc/54H99"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54H99" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54H99"><i class="glyphicon glyphicon-share-alt"></i> 554</a> </div> </article> </div> <div class="item level1"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54J">54Jxx</a></div> <div class="text"> <a href="/classification/?q=cc%3A54J">Nonstandard topology</a> [See also <a href="/classification/?q=cc%3A03H05">03H05</a>] <a target="_blank" href="/atom/cc/54J"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54J" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54J"><i class="glyphicon glyphicon-share-alt"></i> 312</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54J05">54J05</a></div> <div class="text"> <a href="/classification/?q=cc%3A54J05">Nonstandard topology</a> [See also <a href="/classification/?q=cc%3A03H05">03H05</a>] <a target="_blank" href="/atom/cc/54J05"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54J05" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54J05"><i class="glyphicon glyphicon-share-alt"></i> 308</a> </div> </article> </div> <div class="item level2"> <article> <div class="code"><a class="mono" href="/classification/?q=cc%3A54J99">54J99</a></div> <div class="text"> <a href="/classification/?q=cc%3A54J99">None of the above, but in this section</a> <a target="_blank" href="/atom/cc/54J99"><img class="feed-icon" alt="Recent zbMATH articles in MSC 54J99" src="/static/feed-icon-12x12.png"></a> <a class="zbmath" title="Documents in zbMATH" href="/?q=cc%3A54J99"><i class="glyphicon glyphicon-share-alt"></i> 4</a> </div> </article> </div> </div> <div class="content-filter"> <div > <div class="overview"> <h4>Overview</h4> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A00">00</a> </div> <div class="half"> <a href="/classification/?q=cc%3A00">General and overarching topics; collections</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A01">01</a> </div> <div class="half"> <a href="/classification/?q=cc%3A01">History and biography</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A03">03</a> </div> <div class="half"> <a href="/classification/?q=cc%3A03">Mathematical logic and foundations</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A05">05</a> </div> <div class="half"> <a href="/classification/?q=cc%3A05">Combinatorics</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A06">06</a> </div> <div class="half"> <a href="/classification/?q=cc%3A06">Order, lattices, ordered algebraic structures</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A08">08</a> </div> <div class="half"> <a href="/classification/?q=cc%3A08">General algebraic systems</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A11">11</a> </div> <div class="half"> <a href="/classification/?q=cc%3A11">Number theory</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A12">12</a> </div> <div class="half"> <a href="/classification/?q=cc%3A12">Field theory and polynomials</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A13">13</a> </div> <div class="half"> <a href="/classification/?q=cc%3A13">Commutative algebra</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A14">14</a> </div> <div class="half"> <a href="/classification/?q=cc%3A14">Algebraic geometry</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A15">15</a> </div> <div class="half"> <a href="/classification/?q=cc%3A15">Linear and multilinear algebra; matrix theory</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A16">16</a> </div> <div class="half"> <a href="/classification/?q=cc%3A16">Associative rings and algebras</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A17">17</a> </div> <div class="half"> <a href="/classification/?q=cc%3A17">Nonassociative rings and algebras</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A18">18</a> </div> <div class="half"> <a href="/classification/?q=cc%3A18">Category theory; homological algebra</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A19">19</a> </div> <div class="half"> <a href="/classification/?q=cc%3A19">$K$-theory</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A20">20</a> </div> <div class="half"> <a href="/classification/?q=cc%3A20">Group theory and generalizations</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A22">22</a> </div> <div class="half"> <a href="/classification/?q=cc%3A22">Topological groups, Lie groups</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A26">26</a> </div> <div class="half"> <a href="/classification/?q=cc%3A26">Real functions</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A28">28</a> </div> <div class="half"> <a href="/classification/?q=cc%3A28">Measure and integration</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A30">30</a> </div> <div class="half"> <a href="/classification/?q=cc%3A30">Functions of a complex variable</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A31">31</a> </div> <div class="half"> <a href="/classification/?q=cc%3A31">Potential theory</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A32">32</a> </div> <div class="half"> <a href="/classification/?q=cc%3A32">Several complex variables and analytic spaces</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A33">33</a> </div> <div class="half"> <a href="/classification/?q=cc%3A33">Special functions</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A34">34</a> </div> <div class="half"> <a href="/classification/?q=cc%3A34">Ordinary differential equations</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A35">35</a> </div> <div class="half"> <a href="/classification/?q=cc%3A35">Partial differential equations</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A37">37</a> </div> <div class="half"> <a href="/classification/?q=cc%3A37">Dynamical systems and ergodic theory</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A39">39</a> </div> <div class="half"> <a href="/classification/?q=cc%3A39">Difference and functional equations</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A40">40</a> </div> <div class="half"> <a href="/classification/?q=cc%3A40">Sequences, series, summability</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A41">41</a> </div> <div class="half"> <a href="/classification/?q=cc%3A41">Approximations and expansions</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A42">42</a> </div> <div class="half"> <a href="/classification/?q=cc%3A42">Harmonic analysis on Euclidean spaces</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A43">43</a> </div> <div class="half"> <a href="/classification/?q=cc%3A43">Abstract harmonic analysis</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A44">44</a> </div> <div class="half"> <a href="/classification/?q=cc%3A44">Integral transforms, operational calculus</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A45">45</a> </div> <div class="half"> <a href="/classification/?q=cc%3A45">Integral equations</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A46">46</a> </div> <div class="half"> <a href="/classification/?q=cc%3A46">Functional analysis</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A47">47</a> </div> <div class="half"> <a href="/classification/?q=cc%3A47">Operator theory</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A49">49</a> </div> <div class="half"> <a href="/classification/?q=cc%3A49">Calculus of variations and optimal control; optimization</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A51">51</a> </div> <div class="half"> <a href="/classification/?q=cc%3A51">Geometry</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A52">52</a> </div> <div class="half"> <a href="/classification/?q=cc%3A52">Convex and discrete geometry</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A53">53</a> </div> <div class="half"> <a href="/classification/?q=cc%3A53">Differential geometry</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A54">54</a> </div> <div class="half"> <a href="/classification/?q=cc%3A54">General topology</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A55">55</a> </div> <div class="half"> <a href="/classification/?q=cc%3A55">Algebraic topology</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A57">57</a> </div> <div class="half"> <a href="/classification/?q=cc%3A57">Manifolds and cell complexes</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A58">58</a> </div> <div class="half"> <a href="/classification/?q=cc%3A58">Global analysis, analysis on manifolds</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A60">60</a> </div> <div class="half"> <a href="/classification/?q=cc%3A60">Probability theory and stochastic processes</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A62">62</a> </div> <div class="half"> <a href="/classification/?q=cc%3A62">Statistics</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A65">65</a> </div> <div class="half"> <a href="/classification/?q=cc%3A65">Numerical analysis</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A68">68</a> </div> <div class="half"> <a href="/classification/?q=cc%3A68">Computer science</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A70">70</a> </div> <div class="half"> <a href="/classification/?q=cc%3A70">Mechanics of particles and systems</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A74">74</a> </div> <div class="half"> <a href="/classification/?q=cc%3A74">Mechanics of deformable solids</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A76">76</a> </div> <div class="half"> <a href="/classification/?q=cc%3A76">Fluid mechanics</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A78">78</a> </div> <div class="half"> <a href="/classification/?q=cc%3A78">Optics, electromagnetic theory</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A80">80</a> </div> <div class="half"> <a href="/classification/?q=cc%3A80">Classical thermodynamics, heat transfer</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A81">81</a> </div> <div class="half"> <a href="/classification/?q=cc%3A81">Quantum theory</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A82">82</a> </div> <div class="half"> <a href="/classification/?q=cc%3A82">Statistical mechanics, structure of matter</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A83">83</a> </div> <div class="half"> <a href="/classification/?q=cc%3A83">Relativity and gravitational theory</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A85">85</a> </div> <div class="half"> <a href="/classification/?q=cc%3A85">Astronomy and astrophysics</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A86">86</a> </div> <div class="half"> <a href="/classification/?q=cc%3A86">Geophysics</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A90">90</a> </div> <div class="half"> <a href="/classification/?q=cc%3A90">Operations research, mathematical programming</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A91">91</a> </div> <div class="half"> <a href="/classification/?q=cc%3A91">Game theory, economics, finance, and other social and behavioral sciences</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A92">92</a> </div> <div class="half"> <a href="/classification/?q=cc%3A92">Biology and other natural sciences</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A93">93</a> </div> <div class="half"> <a href="/classification/?q=cc%3A93">Systems theory; control</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A94">94</a> </div> <div class="half"> <a href="/classification/?q=cc%3A94">Information and communication theory, circuits</a> </div> </article> </div> <div class="item"> <article> <div class="code"> <a class="mono" href="/classification/?q=cc%3A97">97</a> </div> <div class="half"> <a href="/classification/?q=cc%3A97">Mathematics education</a> </div> </article> </div></div> </div> <div class="content-clear"></div> </div> </div> <div class="clearfix"></div> </div> </div> <div id="foot"><div class="copyright"> © 2025 <a target="fiz" href="https://www.fiz-karlsruhe.de/en">FIZ Karlsruhe GmbH</a> <a href="/privacy-policy/">Privacy Policy</a> <a href="/legal-notices/">Legal Notices</a> <a href="/terms-conditions/">Terms & Conditions</a> <div class="info"> <ul class="nav"> <li class="mastodon"> <a href="https://mathstodon.xyz/@zbMATH" target="_blank" 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