<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=iso-8859-1"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:Wingdings;
panose-1:5 0 0 0 0 0 0 0 0 0;}
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:DengXian;
panose-1:2 1 6 0 3 1 1 1 1 1;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:"\@DengXian";
panose-1:2 1 6 0 3 1 1 1 1 1;}
@font-face
{font-family:Georgia;
panose-1:2 4 5 2 5 4 5 2 3 3;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:#0563C1;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:#954F72;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri",sans-serif;
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri",sans-serif;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
/* List Definitions */
@list l0
{mso-list-id:665397781;
mso-list-template-ids:886235516;}
@list l0:level1
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:.5in;
mso-level-number-position:left;
text-indent:-.25in;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l0:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:1.0in;
mso-level-number-position:left;
text-indent:-.25in;
mso-ansi-font-size:10.0pt;
font-family:"Courier New";
mso-bidi-font-family:"Times New Roman";}
@list l0:level3
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:1.5in;
mso-level-number-position:left;
text-indent:-.25in;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level4
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:2.0in;
mso-level-number-position:left;
text-indent:-.25in;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level5
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:2.5in;
mso-level-number-position:left;
text-indent:-.25in;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level6
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:3.0in;
mso-level-number-position:left;
text-indent:-.25in;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level7
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:3.5in;
mso-level-number-position:left;
text-indent:-.25in;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level8
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:4.0in;
mso-level-number-position:left;
text-indent:-.25in;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level9
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:4.5in;
mso-level-number-position:left;
text-indent:-.25in;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
ol
{margin-bottom:0in;}
ul
{margin-bottom:0in;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Georgia",serif;color:black'>INSTITUTE FOR ADVANCED STUDY<br>School of Mathematics<br>Princeton, NJ 08540<br><br>Mathematical Conversations<br>Wednesday, November 30, 2022<br><br>About Mathematical Conversations: We meet in the Birch Garden at 6pm, where free drinks are provided. After 30 minutes, the speaker gives a 20-minute talk, followed by 15 minutes of discussion with the audience. After that we continue discussions. Website: <a href="https://www.ias.edu/event-series/mathematical-conversations">https://www.ias.edu/event-series/mathematical-conversations</a> <br><br>Please feel free to bring your own dinner. For $25, you can purchase dinner (entrée, dessert, and a glass of wine) through the Servery. Please note reservations are required, even for take-out: </span><span style='color:black'><a href="https://www.ias.edu/dining/dinner" target="_blank"><span style='font-size:12.0pt;font-family:"Georgia",serif'>https://www.ias.edu/dining/dinner</span></a></span><span style='font-size:12.0pt;font-family:"Georgia",serif;color:black'>. (Dinner starts at 5:30.) The School of Math will provide additional drinks and snacks.<br></span><span style='font-size:12.0pt;font-family:"Georgia",serif'><br></span><span style='font-family:"Georgia",serif'>VISITORS TO CAMPUS<o:p></o:p></span></p><ul style='margin-top:0in' type=disc><li class=MsoNormal style='margin-top:3.0pt;margin-bottom:3.0pt;mso-list:l0 level1 lfo1'><span style='font-family:"Georgia",serif'>All visitors, collaborators, conference and on-campus seminar attendees coming to the Institute are required to have completed a COVID-19 vaccination and booster in order to enter the IAS campus.<o:p></o:p></span></li><li class=MsoNormal style='margin-top:3.0pt;margin-bottom:3.0pt;mso-list:l0 level1 lfo1'><span style='font-family:"Georgia",serif'>Individuals must be prepared to present proof of vaccination if asked and are expected to follow the Institutes' Covid-19 Procedures.<o:p></o:p></span></li><li class=MsoNormal style='margin-top:3.0pt;margin-bottom:3.0pt;mso-list:l0 level1 lfo1'><span style='font-family:"Georgia",serif'>Visits must be canceled if you test positive for COVID-19 within ten (10) days of the planned start of your visit or if experiencing symptoms consistent with COVID-19.<o:p></o:p></span></li><li class=MsoNormal style='margin-top:3.0pt;margin-bottom:3.0pt;mso-list:l0 level1 lfo1'><span style='font-family:"Georgia",serif'>Notify <a href="mailto:covid19response@ias.edu"><span style='color:windowtext'>covid19response@ias.edu</span></a> if you test positive for COVID-19 within five (5) days of attending a seminar or meeting.<o:p></o:p></span></li><li class=MsoNormal style='margin-top:3.0pt;margin-bottom:3.0pt;mso-list:l0 level1 lfo1'><span style='font-family:"Georgia",serif'>Building Access: Simonyi Hall will only be unlocked immediately before each seminar starts<o:p></o:p></span></li></ul><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:12.0pt;font-family:"Georgia",serif;color:black'><br></span><span style='font-size:14.0pt;font-family:"Georgia",serif;color:black'>Mathematical Conversations</span><span style='font-size:14.0pt;color:black'><o:p></o:p></span></p><p class=MsoNormal><b><span style='font-size:12.0pt;font-family:"Georgia",serif'>Is the Mapping Class Group Always the Biggest Group?<o:p></o:p></span></b></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Georgia",serif'>Anna Wienhard</span><span style='font-size:12.0pt'> </span><span style='font-size:12.0pt;font-family:"Georgia",serif'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Georgia",serif;color:black'>6:00pm | Birch Garden, Simons Hall<br></span><span lang=FR style='font-size:12.0pt;font-family:"Georgia",serif'>Abstract URL: </span><span style='font-size:12.0pt;font-family:"Georgia",serif'><a href="https://www.ias.edu/math/events/mathematical-conversations-246"><span lang=FR style='color:blue'>https://www.ias.edu/math/events/mathematical-conversations-246</span></a></span><span style='font-size:12.0pt;font-family:"Georgia",serif'><o:p></o:p></span></p><p class=MsoNormal><span lang=FR><o:p> </o:p></span></p><p class=MsoNormal>Suparna Mahableshwarkar<o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt'>Academic Assistant</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt'>IAS, School of Mathematics</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt'>1, Einstein Dive</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt'>Princeton, New Jersey</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt'><a href="https://www.ias.edu/math/people/staff" target="_blank">https://www.ias.edu/math/people/staff</a></span><o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p></div></body></html>