
<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /></head><body style='font-size: 12pt; font-family: Verdana,Geneva,sans-serif'>

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<div class="v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1pre" style="font-family: Verdana, Geneva, sans-serif; background-color: #ffffff;"><span style="color: #000000; font-size: 12pt; font-family: arial, helvetica, sans-serif;">Dear List Members,</span><br /><span style="color: #000000; font-size: 12pt; font-family: arial, helvetica, sans-serif;"> </span><br /><span style="color: #000000; font-size: 12pt; font-family: arial, helvetica, sans-serif;">The 2026 Arf Lecturer<span style="font-weight: bolder;"></span><strong style="font-weight: bolder;"> András Stipsicz </strong>(Alfréd Rényi Institute of Mathematics) will also give a <strong>special seminar</strong> titled "<em>Exotic four-manifolds with cyclic fundamental group</em>". Please find the details in the attached file.</span><br /><br /><span style="color: #000000; font-size: 12pt; font-family: arial, helvetica, sans-serif;"><strong style="font-weight: bolder;">Date: </strong>Saturday, 9 May 2026</span><br /><span style="color: #000000; font-size: 12pt; font-family: arial, helvetica, sans-serif;"><strong style="font-weight: bolder;">Time: </strong>12:00</span><br /><span style="color: #000000; font-size: 12pt; font-family: arial, helvetica, sans-serif;"><strong style="font-weight: bolder;">Place: </strong>Gündüz İkeda Seminar Room</span></div>

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<div class="v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1v1pre" style="font-family: Verdana, Geneva, sans-serif; background-color: #ffffff;"><br /><span style="color: #000000; font-size: 12pt; font-family: arial, helvetica, sans-serif;">On behalf of the Research Committee,</span></div>

<br style="font-family: Verdana, Geneva, sans-serif; background-color: #ffffff;" /><span class="v1v1v1sig" style="font-family: arial, helvetica, sans-serif; background-color: #ffffff;">-- <br /><span style="font-size: 11pt;">Oğuz Şavk</span><br /><br /><span style="font-size: 11pt;">Assistant Professor</span><br /><span style="font-size: 11pt;">METU Department of Mathematics</span><br /><br /><span style="font-size: 11pt;"><a style="color: #00acff; background-color: transparent;" href="https://sites.google.com/view/oguzsavk/" target="_blank" rel="noopener noreferrer">https://sites.google.com/view/oguzsavk/</a></span></span></div>

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