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<p><font face="Times New Roman, Times, serif">INSTITUTE FOR ADVANCED
STUDY<br>
School of Mathematics<br>
Princeton, NJ 08540<br>
<br>
Mathematics Seminars<br>
Week of February 1, 2021<br>
<br>
Hybrid seminars: Please be aware that hybrid seminars are
reserved for IAS community members. Further, up to 8 people are
allowed in Simonyi 101 at a time. Masks are required of all
audience members.<br>
<br>
One must complete a health screening form before coming to
campus for each day visiting, including when one intends to
attend a hybrid seminar. It's available here:<br>
<br>
<a class="moz-txt-link-freetext" href="https://forms.ias.edu/form/health-screening">https://forms.ias.edu/form/health-screening</a><br>
<br>
(Only those with an IAS account can access the form.)<br>
<br>
After submission, please wait until you receive an email
approving your visit, unless you've been immediately cleared.<br>
<br>
Hybrid seminars have a physical location in their listing, like
Simonyi 101 or Wolfensohn Hall.<br>
<br>
Zoom instructions for HD viewing follow the seminar schedule.<br>
<br>
<br>
<br>
Monday, February 1, 2021<br>
<br>
Computer Science/Discrete Mathematics Seminar I<br>
Graph Density Inequalities, Sums of Squares and Tropicalization<br>
Annie Raymond<br>
11:15am | Remote Access<br>
Abstract URL:
<a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/computer-sciencediscrete-mathematics-seminar-i-472">https://www.ias.edu/math/events/computer-sciencediscrete-mathematics-seminar-i-472</a><br>
Zoom Link:
<a class="moz-txt-link-freetext" href="https://theias.zoom.us/j/91888688395?pwd=TTlVY3Q0YlJjVnVDMGUrd1k4SUZUdz09">https://theias.zoom.us/j/91888688395?pwd=TTlVY3Q0YlJjVnVDMGUrd1k4SUZUdz09</a><br>
<br>
Members’ Seminar<br>
Estimating the mean of a real valued distribution<br>
Paul Valiant<br>
2:00pm | Simonyi Hall 101 and Remote Access<br>
Abstract URL:
<a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/members-seminar-351">https://www.ias.edu/math/events/members-seminar-351</a><br>
Zoom Link:
<a class="moz-txt-link-freetext" href="https://theias.zoom.us/j/98750986835?pwd=bWcxc0lhb1RVMDBRWWttRW9NbVczZz09">https://theias.zoom.us/j/98750986835?pwd=bWcxc0lhb1RVMDBRWWttRW9NbVczZz09</a><br>
<br>
Analysis Seminar<br>
Index theorems for nodal count and a lateral variation principle<br>
Gregory Berkolaiko<br>
4:30pm | Remote Access<br>
Abstract URL:
<a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/analysis-seminar-134">https://www.ias.edu/math/events/analysis-seminar-134</a><br>
Zoom Link:
<a class="moz-txt-link-freetext" href="https://theias.zoom.us/j/92872707176?pwd=bjZuOXd4d2RmMDlOM3Q1WEZHWFloQT09">https://theias.zoom.us/j/92872707176?pwd=bjZuOXd4d2RmMDlOM3Q1WEZHWFloQT09</a><br>
<br>
<br>
<br>
Tuesday, February 2, 2021<br>
<br>
Computer Science/Discrete Mathematics Seminar II<br>
Log-concave polynomials in theory and applications - Part 2<br>
Cynthia Vinzant<br>
10:30am | Simonyi Hall 101 and Remote Access<br>
Abstract URL:
<a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/computer-sciencediscrete-mathematics-seminar-ii-467">https://www.ias.edu/math/events/computer-sciencediscrete-mathematics-seminar-ii-467</a><br>
Zoom Link:
<a class="moz-txt-link-freetext" href="https://theias.zoom.us/j/99613442737?pwd=UVlyMVplMnlCRGloWlRmZDZXZExodz09">https://theias.zoom.us/j/99613442737?pwd=UVlyMVplMnlCRGloWlRmZDZXZExodz09</a><br>
<br>
Working Group on Stratified Homotopy Theory<br>
∞-topoi<br>
Ian Coley<br>
1:30pm | Simonyi Hall 101 and Remote Access<br>
Abstract URL:
<a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/working-group-stratified-homotopy-theory-13">https://www.ias.edu/math/events/working-group-stratified-homotopy-theory-13</a><br>
Zoom Link:
<a class="moz-txt-link-freetext" href="https://theias.zoom.us/j/83798284716?pwd=blpkd25KTFpEbDU1a2FvYXNVUmxTUT09">https://theias.zoom.us/j/83798284716?pwd=blpkd25KTFpEbDU1a2FvYXNVUmxTUT09</a>
-- **Private Zoom link. Not published on site.<br>
<br>
SL2 Seminar<br>
To Be Announced<br>
3:00pm | Remote Access<br>
Abstract URL: <a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/sl2-seminar-11">https://www.ias.edu/math/events/sl2-seminar-11</a><br>
Zoom Link:
<a class="moz-txt-link-freetext" href="https://theias.zoom.us/j/85349246578?pwd=VmwrWkx1YTlKVENLWHlaMlltNFpDQT09">https://theias.zoom.us/j/85349246578?pwd=VmwrWkx1YTlKVENLWHlaMlltNFpDQT09</a>
-- **Private Zoom link. Not published on site.<br>
<br>
<br>
<br>
Wednesday, February 3, 2021<br>
<br>
Stability and Testability<br>
Permutation stability of Grigorchuk groups<br>
Tianyi Zheng<br>
11:00am | Remote Access<br>
Abstract URL:
<a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/stability-and-testability-12">https://www.ias.edu/math/events/stability-and-testability-12</a><br>
Zoom Link:
<a class="moz-txt-link-freetext" href="https://theias.zoom.us/j/87312363781?pwd=RkkzVlBwRmxLUlZ2bFB3WHhDYkMrZz09">https://theias.zoom.us/j/87312363781?pwd=RkkzVlBwRmxLUlZ2bFB3WHhDYkMrZz09</a><br>
<br>
Geometric and Modular Representation Theory Seminar<br>
The K-ring of Steinberg varieties<br>
Pablo Boixeda Alvarez<br>
3:00pm | Simonyi Hall 101 and Remote Access<br>
Abstract URL:
<a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/geometric-and-modular-representation-theory-seminar-16">https://www.ias.edu/math/events/geometric-and-modular-representation-theory-seminar-16</a><br>
Zoom Link:
<a class="moz-txt-link-freetext" href="https://theias.zoom.us/j/95678051162?pwd=NisyTWRmemVxYWtoVXd2TWIyMFpIdz09">https://theias.zoom.us/j/95678051162?pwd=NisyTWRmemVxYWtoVXd2TWIyMFpIdz09</a>
-- **Private Zoom link. Not published on site.<br>
<br>
Mathematical Conversations<br>
To Be Announced<br>
Anastasiia Tsvietkova<br>
5:30pm | Remote Access<br>
Abstract URL:
<a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/mathematical-conversations-198">https://www.ias.edu/math/events/mathematical-conversations-198</a><br>
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<br>
<br>
Thursday, February 4, 2021<br>
<br>
Moonshine Seminar<br>
10:00am | Simonyi Hall 101 and Remote Access<br>
Abstract URL:
<a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/moonshine-seminar-15">https://www.ias.edu/math/events/moonshine-seminar-15</a><br>
Zoom Link:
<a class="moz-txt-link-freetext" href="https://theias.zoom.us/j/85095066403?pwd=T01XcEpJcDlvQWc2R1dHWk5aMUNEQT09">https://theias.zoom.us/j/85095066403?pwd=T01XcEpJcDlvQWc2R1dHWk5aMUNEQT09</a>
-- Meeting ID: 850 9506 6403 passcode: 744 **Private Zoom link.
Not published on site.<br>
<br>
Quantum Groups Seminar<br>
Center of quantum group<br>
Arun Kannan<br>
4:00pm | Remote Access<br>
Abstract URL:
<a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/quantum-groups-seminar-1">https://www.ias.edu/math/events/quantum-groups-seminar-1</a><br>
Zoom Link:
<a class="moz-txt-link-freetext" href="https://theias.zoom.us/j/88153433280?pwd=dzVHUHprQ0w4T1pjOEgrb0h2QWk1QT09">https://theias.zoom.us/j/88153433280?pwd=dzVHUHprQ0w4T1pjOEgrb0h2QWk1QT09</a>
-- **Only link without password part published on site. The link
published here, though, will allow you to connect without a
password.<br>
<br>
Joint IAS/Princeton University Number Theory Seminar<br>
To Be Announced<br>
4:30pm | Remote Access<br>
Abstract URL:
<a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/joint-iasprinceton-university-number-theory-seminar-437">https://www.ias.edu/math/events/joint-iasprinceton-university-number-theory-seminar-437</a><br>
Zoom Link:
<a class="moz-txt-link-freetext" href="https://princeton.zoom.us/j/97126136441?pwd=ZUdNNXNOQ1pGRjFwRmlHZFMvUUtzQT09">https://princeton.zoom.us/j/97126136441?pwd=ZUdNNXNOQ1pGRjFwRmlHZFMvUUtzQT09</a>
-- **Only passcode hint published on site.<br>
<br>
<br>
<br>
Friday, February 5, 2021<br>
<br>
Joint IAS/Princeton/Montreal/Paris/Tel-Aviv Symplectic Geometry
Zoominar<br>
To Be Announced<br>
Yusuf Barış Kartal<br>
9:15am | Remote Access<br>
Abstract URL:
<a class="moz-txt-link-freetext" href="https://www.ias.edu/math/events/joint-iasprincetonmontrealparistel-aviv-symplectic-geometry-zoominar-57">https://www.ias.edu/math/events/joint-iasprincetonmontrealparistel-aviv-symplectic-geometry-zoominar-57</a><br>
Zoom Link:
<a class="moz-txt-link-freetext" href="https://umontreal.zoom.us/j/94366166514?pwd=OHBWcGluUmJwMFJyd2IwS1ROZ0FJdz09">https://umontreal.zoom.us/j/94366166514?pwd=OHBWcGluUmJwMFJyd2IwS1ROZ0FJdz09</a><br>
<br>
<br>
<br>
To view video in HD over Zoom, please follow these steps:<br>
<br>
1) While in the meeting, pin the video coming from S-101.<br>
2) Put the meeting into full screen mode.<br>
3) Make sure to set the layout to "Active Speaker view."<br>
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