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(2022)</a>. </div> <div class="abstract">Summary: The aim of the study is to discuss the controllability results of Hilfer neutral non-instantaneous impulsive fractional integro-differential equations (HNNIIFIE). Total controllability results were discussed by employing set-contraction theory and Kuratowski measure of non-compactness. Also we derived the results on optimal control using appropriate conditions. An illustration is given to validate the outcomes.</div> <div class="clear"></div> <br> <div class="citations"><div class="clear"><a href="/?q=rf%3A7578043">Cited in <strong>2</strong> Documents</a></div></div> <div class="classification"> <h3>MSC:</h3> <table><tr> <td> <a class="mono" href="/classification/?q=cc%3A34K30" title="MSC2020">34K30</a> </td> <td class="space"> Functional-differential equations in abstract spaces </td> </tr><tr> <td> <a class="mono" href="/classification/?q=cc%3A34K34" title="MSC2020">34K34</a> </td> <td class="space"> Hybrid systems of functional-differential equations </td> </tr><tr> <td> <a class="mono" href="/classification/?q=cc%3A34K40" title="MSC2020">34K40</a> </td> <td class="space"> Neutral functional-differential equations </td> </tr><tr> <td> <a class="mono" href="/classification/?q=cc%3A34K45" title="MSC2020">34K45</a> </td> <td class="space"> Functional-differential equations with impulses </td> </tr><tr> <td> <a class="mono" href="/classification/?q=cc%3A34K35" title="MSC2020">34K35</a> </td> <td class="space"> Control problems for functional-differential equations </td> </tr><tr> <td> <a class="mono" href="/classification/?q=cc%3A93B05" title="MSC2020">93B05</a> </td> <td class="space"> Controllability </td> </tr><tr> <td> <a class="mono" href="/classification/?q=cc%3A47N20" title="MSC2020">47N20</a> </td> <td class="space"> Applications of operator theory to differential and integral equations </td> </tr><tr> <td> <a class="mono" href="/classification/?q=cc%3A49J27" title="MSC2020">49J27</a> </td> <td class="space"> Existence theories for problems in abstract spaces </td> </tr></table> </div><div class="keywords"> <h3>Keywords:</h3><a href="/?q=ut%3AHilfer+derivative">Hilfer derivative</a>; <a href="/?q=ut%3Atotal+controllability">total controllability</a>; <a href="/?q=ut%3AKuratowski+measure">Kuratowski measure</a>; <a href="/?q=ut%3Anon-instantaneous+impulses">non-instantaneous impulses</a>; <a href="/?q=ut%3ABanach+space">Banach space</a>; <a href="/?q=ut%3Afractional+calculus">fractional calculus</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 1504.34226" data-ciurl="/ci/07578043" data-biburl="/bibtex/07578043.bib" data-amsurl="/amsrefs/07578043.bib" data-xmlurl="/xml/07578043.xml" > Cite </a> <a class="btn btn-default btn-xs pdf" data-container="body" type="button" href="/pdf/07578043.pdf" title="Zbl 1504.34226 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/10.1142/S0218348X22401879" aria-label="DOI for “Case study on total controllability and optimal control of Hilfer neutral non-instantaneous fractional derivative”" title="10.1142/S0218348X22401879">DOI</a> </div> <div class="sfx" style="float: right;"> <a href="https://creativecommons.org/licenses/by/4.0/" target="_blank" title="Open Access License" class="cc-license-link no-new-tab-icon"> <img src="https://static.zbmath.org/contrib/img/cc/svg/icons/cc.svg" alt="Creative Commons CC license icon" class="cc-license-icon"> <img src="https://static.zbmath.org/contrib/img/cc/svg/icons/by.svg" alt="Creative Commons BY license icon" class="cc-license-icon"> </a> </div> </div> <div class="references"> <h3>References:</h3> <table><tr> <td>[1]</td> <td class="space">Kucche, K. 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