<div dir="ltr"><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif""><span style="font-size:11pt;color:rgb(80,0,80)">Dear Colleagues!</span><br></p><p class="MsoNormal" style="margin:0cm 0cm 10pt;color:rgb(80,0,80);line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif"">You are cordially invited to the Weekly Online Seminar “Analysis and Applied Mathematics” on </p><p class="MsoNormal" style="margin:0cm 0cm 10pt;color:rgb(80,0,80);line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif""><span style="font-size:11pt">Date: Tuesday, </span><span style="font-family:Arial,Helvetica,sans-serif;font-size:small;color:rgb(34,34,34)">March 22,</span><span style="font-size:11pt"> 2022</span></p><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif"">Time: 14.00-15.00 (Istanbul) = 12.00-13.00 (Ghent) = 17.00-18.00 (Almaty)<br></p><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif""><span style="font-size:11pt"> Zoom link: </span><a href="https://us02web.zoom.us/j/6678270445?pwd=SFNmQUIvT0tRaHlDaVYrN3l5bzJVQT09" target="_blank" style="font-size:11pt">https://us02web.zoom.us/j/6678270445?pwd=SFNmQUIvT0tRaHlDaVYrN3l5bzJVQT09</a><span style="font-size:11pt">, Conference ID: </span><span style="font-size:11pt">667 827 0445, Access code: 1</span><br></p><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif""><span style="font-family:Arial,Helvetica,sans-serif;font-size:small;color:rgb(80,0,80)"></span><span style="font-family:Arial,Helvetica,sans-serif;font-size:small;color:rgb(80,0,80)"></span></p><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif""> <span style="font-size:11pt">Speaker: </span><span style="font-size:11pt">  </span><span style="font-family:Arial,Helvetica,sans-serif;font-size:small">Prof. Dr. Alberto Cabada
University of Santiago de Compostela, Galicia, Spain</span></p><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif"">Title: Existence and multiplicity results of fourth order equations with integral conditions on the boundary<br></p><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif"">  Abstract: Fourth-order boundary value problems model some kinds of deformations of an
elastic beam. They have been studied by many authors via various methods, such as LeraySchauder continuation method, topological degree theory, shooting method, fixed point theorems on cones, critical point theory, the lower and upper solutions method or spectral theory.</p><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif""> In this talk, we study the existence and multiplicity of positive solutions for the <span style="font-size:14.6667px">fourth order equations with integral conditions on the boundary.(</span>For more see attached file<span style="font-size:14.6667px">)</span></p><p class="MsoNormal" style="margin:0cm 0cm 6pt;text-align:justify;line-height:normal;font-size:11pt;font-family:Calibri,"sans-serif""><span style="font-family:Arial,Helvetica,sans-serif;font-size:small">References:</span><br></p>[1] A. Cabada and C. Fernández-Gómez, Constant sign solutions of two-point fourth order problems, Appl. Math. Comput., 263 (2015), 122–133.<br>[2] A. Cabada and R. Jebari, Multiplicity results for fourth order problems related to the theory of deformations beams, Discrete Contin. Dyn. Syst. Ser. B, 25 (2020), 2, 489–505.<div><br><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif""><span style="font-size:14.6667px">Abstracts and forthcoming talks can be found on our webpage</span><br></p><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif""><span style="font-family:Arial,Helvetica,sans-serif;font-size:small;color:rgb(80,0,80)"></span></p><div><div style="margin:5px 0px"></div><div style="color:rgb(80,0,80)"><pre style="white-space:pre-wrap;text-align:justify;line-height:15.3333px;margin:0cm 0cm 0.0001pt;font-size:10pt;font-family:Courier"><p class="MsoNormal" style="margin:0cm 0cm 10pt;text-align:start;white-space:normal;line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif""><a href="https://sites.google.com/view/aam-seminars" target="_blank">https://sites.google.com/view/aam-seminars</a></p><p class="MsoNormal" style="margin:0cm 0cm 10pt;text-align:start;white-space:normal;line-height:16.8667px;font-size:11pt;font-family:Calibri,"sans-serif"">Kind regards,</p></pre></div></div></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div style="font-size:12.8px"><b style="font-size:12.8px">Prof. Dr. Allaberen Ashyralyev </b></div><div style="font-size:12.8px"><span style="font-size:small"><b>Department of Mathematics, Bahcesehir University, 34353, Istanbul, Turkey</b></span><b style="font-size:12.8px">  and </b><b style="font-size:12.8px">Near East University, Lefkoşa(Nicosia), Mersin 10 Turkey</b></div><div><div style="font-size:12.8px"><span style="font-size:12.8px"><b>Peoples' Friendship University of Russia (RUDN University),</b></span><b style="color:rgb(51,51,51);font-family:arial,helvetica,sans-serif;font-size:13px"> Ul Miklukho Maklaya 6, Moscow 117198, Russian Federation </b></div><div style="font-size:12.8px"><b style="font-size:12.8px">Institute of Mathematics and Mathematical Modelling, 050010, Almaty, Kazakhstan</b></div><div style="font-size:12.8px"><b style="font-size:12.8px">e-mail: <a href="mailto:allaberen.ashyralyev@neu.edu.tr" style="color:rgb(17,85,204)" target="_blank">allaberen.ashyralyev@eng.bau.edu.tr</a> and </b><b style="font-size:12.8px"><a href="mailto:aallaberen@gmail.com" style="color:rgb(17,85,204)" target="_blank">aallaberen@gmail.com</a> </b></div><div style="font-size:12.8px"><b style="font-size:12.8px"> </b><a href="http://akademik.bahcesehir.edu.tr/web/allaberenashyralyev" style="color:rgb(0,86,179);margin:0px;padding:0px;border:0px;font-stretch:inherit;font-size:14px;line-height:inherit;font-family:Roboto,sans-serif;vertical-align:baseline" target="_blank">http://akademik.bahcesehir.edu.tr/web/allaberenashyralyev</a></div><div><p class="MsoNormal"><a href="https://sites.google.com/view/aam-seminars" target="_blank">https://sites.google.com/view/aam-seminars</a></p></div><div><a href="https://content.sciendo.com/view/journals/ejaam/ejaam-overview.xml" target="_blank">https://content.sciendo.com/view/journals/ejaam/ejaam-overview.xml</a><br></div><div><font color="#1155cc"><span style="font-size:12.8px"><b><u><a href="http://icaam-online.org" target="_blank">icaam-online.org</a></u></b></span></font></div></div><div><font color="#1155cc"><span style="font-size:12.8px"><b><a href="https://www.genealogy.math.ndsu.nodak.edu/id.php?id=95872&fChrono=1" target="_blank">https://www.genealogy.math.ndsu.nodak.edu/id.php?id=95872&fChrono=1<br></a></b></span><br></font></div></div></div></div></div></div></div></div></div></div></div></div></div></div>