<div dir="ltr">aslan bey meraba<div><br></div><div>fen fak grubuna asagidaki email adreslerimi ekleyebilirmisiniz</div><div><br></div><div>selmlar</div><div><br></div><div>cenap</div><div><br></div><div><a href="mailto:cenap.ozel@gmail.com">cenap.ozel@gmail.com</a></div><div><br></div><div><a href="mailto:cenap.ozel@deu.edu.tr">cenap.ozel@deu.edu.tr</a></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Nov 21, 2014 at 12:42 PM, cenap ozel <span dir="ltr"><<a href="mailto:cenap.ozel@gmail.com" target="_blank">cenap.ozel@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><font size="4">Değerli Üyeler</font><div><font size="4"><br></font></div><div><font size="4">26/11/2014 Çarşamba günü saat 15.00 da Bölümümüz B206 Seminer salonunda İzzet Baysal Üniversitesi Fizik Bölümü ve Adalet Bakanlğı'nda araştırmacı<b> </b>olarak çalışan<b> İbrahim ŞENER,</b></font></div><div><font size="4"><br></font></div><div><font size="4">"<b>Massive and Massless Gauge Fields Formed By Flat Connections</b>"</font></div><div><font size="4"><br></font></div><div><font size="4">başlıklı bir konuşma verecektir.</font></div><div><font size="4"><br></font></div><div><font size="4">Seminere herkes davetlidir. Detayları aşağıda sunulmuştur.</font></div><div><font size="4"><br></font></div><div><font size="4">Saygılarımla</font></div><div><font size="4"><br></font></div><div><font size="4">Cenap ÖZEL</font></div><div><font size="4">Dokuz Eylul Univesitesi</font></div><div><font size="4">Fen Fakultesi Matematik Bölümü</font></div><div><font size="4">35160 Tınaztepe Yerleşkesi</font></div><div><font size="4">Buca İzmir</font></div><div><font size="4"><br></font></div><div><font size="4"><b><br></b></font></div><div><font size="4"><b>SEMİNER</b></font></div><div><font size="4"><b><br></b></font></div><div><font size="4"><b>Title: </b></font><b style="font-size:large">Massive and Massless Gauge Fields Formed By Flat Connections</b></div><div><b style="font-size:large"><br></b></div><div><b style="font-size:large">Abstract: </b></div><div><b style="font-size:large"><br></b></div><div><div style="font-family:arial,sans-serif;font-size:13px">The traditional Yang - Mills type massive gauge theories are interpreted in the geo-</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">metrical frame of holomorphic vector bundles on a complex manifold of complex 2 -</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">dimension. It is seen in this formalism that, although connection is flat the component<br></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">(1, 1) of the curvature of this connection appears always owing to flat connections gener-<br></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">ated by holomorphic structure and it is possible to write a Lagrangian including massive</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">and massless gauge fields. However, the mass matrix of a massive gauge field on such a</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">bundle isn’t nilpotent and this field is generated by a noncommutative flat connection on</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">the same bundle, then the structure group of this bundle is non - Abelian complex Lie</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">group. However, if the gauge field is massless, then this is generated by commutative flat</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">connection, then the structure group of the bundle is Abelian complex Lie group, so that</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">this group may be candidate for the long - range gauge fields. In this context, the mass</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">matrix is generated by real harmonic matrices. The Abelian groups have vanishing first</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">and second characteristic classes on the complex 2 - dimension and non - Abelian ones</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">have non-vanishing first and second characteristic classes and the first classes determines</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">topologically the mass of the massive gauge field.</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">Keywords: Massive Gauge Fields; Holomorphic Vector Bundle; Flat Connection; Mass</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">Matrix; Gauge Groups; Characteristic Classes.</div></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px"><b>Place: B206 Seminer Hall in Dokuz Eylul University Department of Mathematics</b></div><div style="font-family:arial,sans-serif;font-size:13px"><b><br></b></div><div style="font-family:arial,sans-serif;font-size:13px"><b>Time: 26/11/2014 15.00 afternoon</b></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div></div>
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