<div dir="ltr"><div><font color="#000000">Sayın liste üyeleri,</font></div><div><font color="#000000"><br></font></div><div><font face="arial, sans-serif" color="#000000">MSGSÜ Matematik Bölümü Genel Seminerinde bu haftaki konuşmacımız Yeditepe Üniversitesi'nden Esma Dirican Erdal. Seminer ile ilgili detaylar aşağıda yer almaktadır. </font></div><div><div><div><div><font color="#000000" face="arial, sans-serif">---------</font></div><div><font color="#000000" face="arial, sans-serif"><b>Time: </b>Friday, January 14, 2022 at 17:00</font></div></div></div><div><font face="arial, sans-serif" color="#000000"><b><br></b></font></div><div><font face="arial, sans-serif" color="#000000"><b>Title: </b><span style="caret-color: rgb(32, 31, 30);">Multiplicative Gluing Formulas for the R-torsion of (n-2)-Connected Closed pi-Manifolds</span></font></div><div><font face="arial, sans-serif" color="#000000"><br></font></div><div><font face="arial, sans-serif" color="#000000"><b>Abstract:</b> <span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline">Let<span class="gmail-Apple-converted-space"> </span></span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline">M</span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline"><span class="gmail-Apple-converted-space"> </span>be a closed orientable<span class="gmail-Apple-converted-space"> </span></span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline">(n-2)</span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline">-connected </span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline">2n</span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline">-dimensional<span class="gmail-Apple-converted-space"> </span></span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline">pi</span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline">-manifold. Such a manifold<span class="gmail-Apple-converted-space"> </span></span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline">M</span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline"><span class="gmail-Apple-converted-space"> </span>can be decomposed as a connected sum of certain simpler manifolds. In this talk, by using such connected sum decompositions, we will give multiplicative gluing formulas that express the<span class="gmail-Apple-converted-space"> Reidemeister </span></span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline">torsion of<span class="gmail-Apple-converted-space"> </span></span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline">M</span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline"><span class="gmail-Apple-converted-space"> </span>with untwisted<span class="gmail-Apple-converted-space"> real </span></span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline">coefficients in terms of</span><span style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline"><span class="gmail-Apple-converted-space"> </span></span></font><span style="color:rgb(0,0,0);font-family:arial,sans-serif">Reidemeister </span><span style="color:rgb(0,0,0);font-family:arial,sans-serif">torsions of its building blocks. This is a joint work with</span><span class="gmail-Apple-converted-space" style="color:rgb(0,0,0);font-family:arial,sans-serif"> Yaşar Sözen.</span></div><div><font color="#000000"><br><b>Link: </b></font><a href="https://teams.microsoft.com/l/meetup-join/19%3a1eaca84648fa440e94bc4d7382675247%40thread.tacv2/1641821197545?context=%7b%22Tid%22%3a%22ddd5afa6-82d7-4e0e-b457-3000f5a23749%22%2c%22Oid%22%3a%22b11f2b28-e233-4b68-b781-77d2029695cb%22%7d">https://teams.microsoft.com/l/meetup-join/19%3a1eaca84648fa440e94bc4d7382675247%40thread.tacv2/1641821197545?context=%7b%22Tid%22%3a%22ddd5afa6-82d7-4e0e-b457-3000f5a23749%22%2c%22Oid%22%3a%22b11f2b28-e233-4b68-b781-77d2029695cb%22%7d</a></div><div><font color="#000000">---------</font></div><div><font color="#000000"><br></font></div><div><div><font color="#000000"><b>Gelecek konuşmalar için:</b> <a href="https://researchseminars.org/seminar/MSGSUMath" target="_blank">https://researchseminars.org/seminar/MSGSUMath</a></font></div><div><font color="#000000"><br></font></div><div><font color="#000000">İyi günler dilerim,</font></div><div><font color="#000000"><br></font></div><div><font color="#000000">İpek Tuvay</font></div></div></div></div>