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Calc. Appl. Anal.</a> <a href="/?q=in%3A503008" title="Articles in this Issue">26, No. 4, 1842-1867 (2023)</a>. </div> <div class="abstract"></div> <div class="clear"></div> <br> <div class="citations"><div class="clear"><a href="/?q=rf%3A7748687">Cited in <strong>4</strong> Documents</a></div></div> <div class="classification"> <h3>MSC:</h3> <table><tr> <td> <a class="mono" href="/classification/?q=cc%3A34A08" title="MSC2020">34A08</a> </td> <td class="space"> Fractional ordinary differential equations </td> </tr><tr> <td> <a class="mono" href="/classification/?q=cc%3A26A33" title="MSC2020">26A33</a> </td> <td class="space"> Fractional derivatives and integrals </td> </tr><tr> <td> <a class="mono" href="/classification/?q=cc%3A41A55" title="MSC2020">41A55</a> </td> <td class="space"> Approximate quadratures </td> </tr><tr> <td> <a class="mono" href="/classification/?q=cc%3A65D32" title="MSC2020">65D32</a> </td> <td class="space"> Numerical quadrature and cubature formulas </td> </tr></table> </div><div class="keywords"> <h3>Keywords:</h3><a href="/?q=ut%3Aconvolution+quadrature">convolution quadrature</a>; <a href="/?q=ut%3Afractional+BT-%5C%28%5Ctheta%5C%29">fractional BT-\(\theta\)</a>; <a href="/?q=ut%3Afractional+BN-%5C%28%5Ctheta%5C%29">fractional BN-\(\theta\)</a>; <a href="/?q=ut%3Aa-stable">a-stable</a>; <a href="/?q=ut%3Asuperconvergence">superconvergence</a>; <a href="/?q=ut%3Ainitial+singularity">initial singularity</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 1522.34028" data-ciurl="/ci/07748687" data-biburl="/bibtex/07748687.bib" data-amsurl="/amsrefs/07748687.bib" data-xmlurl="/xml/07748687.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/07748687.pdf" title="Zbl 1522.34028 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/10.1007/s13540-023-00172-1" aria-label="DOI for “Two families of second-order fractional numerical formulas and applications to fractional differential equations”" title="10.1007/s13540-023-00172-1">DOI</a> </div> <div class="sfx" style="float: right;"> </div> </div> <div class="references"> <h3>References:</h3> <table><tr> <td>[1]</td> <td class="space">Podlubny, I.: Fractional Differential Equations: An Introduction to Fractional Derivatives, Fractional Differential Equations, to Methods of Their Solution and Some of Their Applications. 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