<div dir="ltr"><div><div style="color:rgb(0,0,0)"><p>Merhabalar,</p><p>İ.Ü.<span class="gmail-Apple-converted-space"> </span>Matematik<span class="gmail-Apple-converted-space"> </span>Bölümü<span class="gmail-Apple-converted-space"> </span>Seminerleri<span class="gmail-Apple-converted-space"> </span>kapsamında,<span class="gmail-Apple-converted-space"> </span>bu<span class="gmail-Apple-converted-space"> </span>hafta<span class="gmail-Apple-converted-space"> </span>15<span class="gmail-Apple-converted-space"> </span>Ekim<span class="gmail-Apple-converted-space"> </span>2026<span class="gmail-Apple-converted-space"> </span>Perşembe<span class="gmail-Apple-converted-space"> </span>günü<span class="gmail-Apple-converted-space"> </span>saat<span class="gmail-Apple-converted-space"> </span>14.00’te,<span class="gmail-Apple-converted-space"> </span>İstanbul<span class="gmail-Apple-converted-space"> </span>Üniversitesi’nden<span class="gmail-Apple-converted-space"> </span><b>Prof.<span class="gmail-Apple-converted-space"> </span>Dr.<span class="gmail-Apple-converted-space"> </span>Hakan<span class="gmail-Apple-converted-space"> </span>Mete<span class="gmail-Apple-converted-space"> </span>TAŞTAN</b><span class="gmail-Apple-converted-space"> </span>başlığı<span class="gmail-Apple-converted-space"> </span>ve<span class="gmail-Apple-converted-space"> </span>özeti<span class="gmail-Apple-converted-space"> </span>aşağıda<span class="gmail-Apple-converted-space"> </span>yer<span class="gmail-Apple-converted-space"> </span>alan<span class="gmail-Apple-converted-space"> </span>çevrim<span class="gmail-Apple-converted-space"> </span>içi<span class="gmail-Apple-converted-space"> </span>bir<span class="gmail-Apple-converted-space"> </span>seminer<span class="gmail-Apple-converted-space"> </span>verecektir.</p></div><div style="color:rgb(0,0,0)"><div></div></div><p style="color:rgb(0,0,0)"><span style="font-family:arial,sans-serif">Seminere katılım linki:</span><br></p><p style="color:rgb(0,0,0)"><span style="font-family:CMR8">  </span><a href="https://teams.microsoft.com/meet/3444986130761099?p=FkUIK6we8yIiHtA8jj" target="_blank" style="font-family:CMR8">https://teams.microsoft.com/meet/3444986130761099?p=FkUIK6we8yIiHtA8jj</a></p><p style="color:rgb(0,0,0)">İlgilenen<span class="gmail-Apple-converted-space"> </span>herkesi<span class="gmail-Apple-converted-space"> </span>seminere<span class="gmail-Apple-converted-space"> </span>davet<span class="gmail-Apple-converted-space"> </span>eder,<span class="gmail-Apple-converted-space"> </span>iyi<span class="gmail-Apple-converted-space"> </span>çalışmalar<span class="gmail-Apple-converted-space"> </span>dileriz.<br></p><p style="color:rgb(0,0,0)">Temha Erkoç</p><p style="color:rgb(0,0,0)">Beyaz Başak Eskişehirli</p></div><div><span style="font-family:tahoma,sans-serif"><br></span></div><div><div><div><span style="font-family:tahoma,sans-serif">------------------------------</span><span style="font-family:tahoma,sans-serif">------------------------------</span>  <br></div><div dir="auto"><b>Başlık/Title: </b><span style="font-family:CMBX10;font-size:10pt;color:rgb(0,0,0)">ON A NEW LOCALLY CONFORMAL DEFORMATION ON ALMOST CONTACT METRIC STRUCTURES</span></div><div dir="auto"><br></div><div><b>Özet/Abstract:</b>  <span style="font-family:CMR8;color:rgb(0,0,0)">In this talk,we introduce a new locally conformal deformation that preserves almost contact metric structures. By means of deformation change, we define locally transversally conformal Kenmotsu manifolds, for which we derive fundamental equations and characterizations. We also give a rigitidy result for locally transversally conformal Kenmotsu manifolds. Moreover, we present an explicit example to support our theoretical results.</span></div><div><div title="Page 1" style="color:rgb(0,0,0)"><p><span style="font-size:10pt;font-family:CMCSC10">References</span></p><ol><li style="margin-left:15px;font-size:8pt;font-family:CMR8"><p><span style="font-size:8pt">Blair, D.E.: Contact Manifolds in Riemannian Geometry, Lectures Notes in Math. Springer, Berlin-Heidelberg-New York, (1976).</span></p></li><li style="margin-left:15px;font-size:8pt;font-family:CMR8"><p><span style="font-size:8pt">Chinea, D., Marrero, J.C.: Conformal changes of almost contact metric manifolds. Riv. Mat. Univ. Parma </span><span style="font-size:8pt;font-family:CMBX8">5</span><span style="font-size:8pt">(1), 19-31 (1992).</span></p></li><li style="margin-left:15px;font-size:8pt;font-family:CMR8"><p><span style="font-size:8pt">Dragomir, S., Ornea, L.: Locally conformal K ̈ahler geometry. Boston, Basel, Berlin, Birkhauser, 1998.</span></p></li><li style="margin-left:15px;font-size:8pt;font-family:CMR8"><p><span style="font-size:8pt">Gray, A.: Minimal varities and almost Hermitian submanifolds. Michigan Math. J. </span><span style="font-size:8pt;font-family:CMBX8">12</span><span style="font-size:8pt">(3), 273-287 (1965).</span></p></li><li style="margin-left:15px;font-size:8pt;font-family:CMR8"><p><span style="font-size:8pt">Kenmotsu, K.: A class of almost contact Riemannian manifolds. Tohoku Math. J. </span><span style="font-size:8pt;font-family:CMBX8">24</span><span style="font-size:8pt">, 93-103 (1972).</span></p></li><li style="margin-left:15px;font-family:CMR8"><p style="font-size:8pt"><span style="font-size:8pt">Vaisman, I.: Conformal changes of almost contact metric structures. Lect. Notes Math. </span><span style="font-size:8pt;font-family:CMBX8">792</span><span style="font-size:8pt">, 435-443 (1980).</span></p><p style="font-size:8pt"><span style="font-family:Arial,Helvetica,sans-serif;font-size:small;color:rgb(34,34,34)"><br></span></p><p style="font-size:8pt"><span style="font-family:Arial,Helvetica,sans-serif;font-size:small;color:rgb(34,34,34)"><br></span></p><p style="font-size:8pt"><span style="font-family:Arial,Helvetica,sans-serif;font-size:small;color:rgb(34,34,34)">------------------------------</span><span style="font-family:Arial,Helvetica,sans-serif;font-size:small;color:rgb(34,34,34)">------------------------------</span><span style="font-family:Arial,Helvetica,sans-serif;font-size:small;color:rgb(34,34,34)">--------</span><br></p></li></ol></div></div><p><br></p></div><div><div style="color:rgb(0,0,0)"><div style="margin:0px;padding:0px 0px 20px;width:568px;color:rgb(34,34,34);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:medium"><div id="m_2195992763343832286gmail-m_-1676462920908948110gmail-m_-3724630280005366880gmail-m_-1061050150423670915gmail-m_1885184350414612377gmail-m_-555535382709098613gmail-m_5974778985745939799gmail-m_-6178667071958242608gmail-:nr" style="font-size:0.875rem;direction:ltr;margin:8px 0px 0px;padding:0px"><div id="m_2195992763343832286gmail-m_-1676462920908948110gmail-m_-3724630280005366880gmail-m_-1061050150423670915gmail-m_1885184350414612377gmail-m_-555535382709098613gmail-m_5974778985745939799gmail-m_-6178667071958242608gmail-:ns" style="overflow:hidden;font-variant-numeric:normal;font-variant-east-asian:normal;font-size:small;line-height:1.5;font-family:Arial,Helvetica,sans-serif"><div dir="ltr"><br></div></div></div></div></div></div></div></div>

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