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#REDIRECT [[NTS_Fall_Semester_2025]]
= Number Theory / Representation Theory Seminar, University of Wisconsin - Madison =
= Number Theory / Representation Theory Seminar, University of Wisconsin - Madison =




*'''When:''' Thursdays, 2:30 PM – 3:30 PM
*'''When:''' Thursdays, 2:30 PM – 3:30 PM, unless otherwise noted
*'''Where:''' Van Vleck B321 or remotely
*'''Where:''' '''Van Vleck B321''' or remotely
*Please join the [https://mailhost.math.wisc.edu/mailman/listinfo/nts NT/RT mailing list:] (you must be on a math department computer to use this link).
*Please join the math NTS mailing list:  [[Mailto:mathnts+subscribe@g-groups.wisc.edu|mathnts+subscribe@g-groups.wisc.edu]]
 
There is also an accompanying [[NTSGrad|graduate seminar]], which meets on Tuesdays.<br>
 
[[NTS Fall Semester 2025]]
 
=Past Semesters=
 
 
You can find our Spring 2025 speakers in [[NTS Spring Semester 2025|Spring 2025]]
 
You can find our Fall 2024 speakers in [[NTS Fall Semester 2024|Fall 2024]]
 
You can find our Spring 2024 speakers in [[NTS Spring 2024|Spring 2024]]
 
You can find our Fall 2023 speakers in [https://wiki.math.wisc.edu/index.php/NTS_Fall_Semester_2023 Fall 2023]
 
You can find our Spring 2023 speakers in [https://wiki.math.wisc.edu/index.php/NTS_Spring_Semester_2023 Spring 2023]
 
You can find our Fall 2022 speakers in [https://wiki.math.wisc.edu/index.php/NTS_Fall_Semester_2022 Fall 2022]
 
You can find our Spring 2022 speakers in [https://www.math.wisc.edu/wiki/index.php/NTS_Spring_Semester_2022 Spring 2022].
 
You can find our Fall 2021 speakers in [https://www.math.wisc.edu/wiki/index.php/NTS_Fall_Semester_2021 Fall 2021].
 
You can find our Spring 2021 speakers in [https://www.math.wisc.edu/wiki/index.php/NTS_Spring_Semester_2021 Spring 2021].


There is also an accompanying [https://www.math.wisc.edu/wiki/index.php/NTSGrad_Fall_2020 graduate-level seminar], which meets on Tuesdays.<br>
You can find our Fall 2020 speakers in [https://www.math.wisc.edu/wiki/index.php/NTS_Fall_Semester_2020 Fall 2020].


You can find our Spring 2020 speakers in [https://www.math.wisc.edu/wiki/index.php/NTS_Spring_Semester_2020 Spring 2020].  
You can find our Spring 2020 speakers in [https://www.math.wisc.edu/wiki/index.php/NTS_Spring_Semester_2020 Spring 2020].  
Line 14: Line 41:
You can find our Spring 2019 speakers in [https://www.math.wisc.edu/wiki/index.php/NTS_Spring_Semester_2019 Spring 2019].  
You can find our Spring 2019 speakers in [https://www.math.wisc.edu/wiki/index.php/NTS_Spring_Semester_2019 Spring 2019].  
<br>
<br>
You can find our previous speakers in [https://www.math.wisc.edu/wiki/index.php/NTS_Fall_2018_Semester Fall 2018].
You can find our Fall 2018 speakers in [https://www.math.wisc.edu/wiki/index.php/NTS_Fall_2018_Semester Fall 2018].
 


= Fall 2020 Semester =
Number Theory / Representation Theory Seminar, University of Wisconsin - Madison


<center>
* '''When:''' Thursdays, 2:30 PM – 3:30 PM, unless otherwise noted
* '''Where:''' '''Van Vleck B321''' or remotely
* Please join the math NTS mailing list:  <nowiki>[[1]]</nowiki>


{| style="color:black; font-size:120%" border="0" cellpadding="14" cellspacing="5"
{| class="wikitable"
|'''Date'''
|'''Speaker''' (click for homepage)
|'''Title''' (click for abstract)
|-
|Sep 11
|Robert Lemke Oliver (UW Madison)
|[[NTS ABSTRACTFall2025#Sep%2011|Enumerating Galois extensions of number fields]]
|-
|Sep 18
|Jiacheng Xia (UW Madison)
|[[NTS ABSTRACTFall2025#Sep 18|Isogenies between reductions of]]
[[NTS ABSTRACTFall2025#Sep 18|elliptic curves with complex multiplication]]
|-
|Sep 25
|Asif Zaman (Toronto)
|
|-
|Oct 2
|Daniel Le (Purdue)
|
|-
|Oct 9
|Yingkun Li (UW Madison)
|
|-
|Oct 16
|
|
|-
|Oct 23
|Qiao He (Columbia)
|
|-
|Oct 30
|Hao Peng (MIT)
| [[NTS ABSTRACTFall2025#Oct%2030|Beilinson-Bloch-Kato conjecture for polarized motives]]
|-
|Nov 6
|
|
|-
|Nov 13
|
|
|-
|Nov 20
|
|
|-
|-
| bgcolor="#D0D0D0" width="300" align="center"|'''Date'''
|Dec 4
| bgcolor="#F0A0A0" width="300" align="center"|'''Speaker''' (click for homepage)
|
| bgcolor="#BCD2EE" width="300" align="center"|'''Title''' (click for abstract)
|
|-
|-
| bgcolor="#E0E0E0" align="center" | Sep 3 (9：00 am)
|Dec 11
| bgcolor="#F0B0B0" align="center" | Yifeng Liu
|
| bgcolor="#BCE2FE"|[https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2020#Sep_3 Beilinson-Bloch conjecture and arithmetic inner product formula]
|
|-
| bgcolor="#E0E0E0" align="center" | Sep 10
| bgcolor="#F0B0B0" align="center" | Yufei Zhao
| bgcolor="#BCE2FE"|[https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2020#Sep_10 The joints problem for varieties]
|-
| bgcolor="#E0E0E0" align="center" | Sep 17
| bgcolor="#F0B0B0" align="center" | Ziquan Yang
| bgcolor="#BCE2FE"|[https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2020#Sep_17 A Crystalline Torelli Theorem for Supersingular K3^&#91;n&#93;-type Varieties]
|-
| bgcolor="#E0E0E0" align="center" | Sep 24
| bgcolor="#F0B0B0" align="center" | Yousheng Shi
| bgcolor="#BCE2FE"|[https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2020#Sep_24 Kudla Rapoport conjecture over the ramified primes]
|-
|-
| bgcolor="#E0E0E0" align="center" | Oct 1
| bgcolor="#F0B0B0" align="center" | Liyang Yang
| bgcolor="#BCE2FE"|[https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2020#Oct_1 Average Central L-values on U(2,1)$\times$ U(1,1), Nonvanishing and Subconvexity]
|-
|-
| bgcolor="#E0E0E0" align="center" | Oct 7 (Wed. at 7pm)
|Dec 18
| bgcolor="#F0B0B0" align="center" | Shamgar Gurevich (UW - Madison)
|
| bgcolor="#BCE2FE"|Harmonic Analysis on GLn over Finite Fields
|
(Register at https://uni-sydney.zoom.us/meeting/register/tJAocOGhqjwiE91DEddxUhCudfQX5mzp-cPQ)
|-
| bgcolor="#E0E0E0" align="center" | Oct 15
| bgcolor="#F0B0B0" align="center" | [http://people.math.harvard.edu/~yujiex/ Yujie Xu]
| bgcolor="#BCE2FE"| [https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2020#Oct_15 On normalization in the integral models of Shimura varieties of Hodge type]
(Register at https://harvard.zoom.us/meeting/register/tJYlduqrrDgqGNRmtfw245PNXp_XGCzMlkYm)
|-
| bgcolor="#E0E0E0" align="center" | Oct 22
| bgcolor="#F0B0B0" align="center" | Artane Siad
| bgcolor="#BCE2FE"| [https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2020#Oct_22 Average 2-torsion in the class group of monogenic fields]
 
|-
| bgcolor="#E0E0E0" align="center" | Oct 29
| bgcolor="#F0B0B0" align="center" | [https://sites.google.com/view/guillermo-mantilla-soler Guillermo Mantilla-Soler]
| bgcolor="#BCE2FE"| [https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2020#Oct_29 A complete invariant for real S_n  number fields]
|-
| bgcolor="#E0E0E0" align="center" | Nov 5(11 AM)
| bgcolor="#F0B0B0" align="center" | Anup Dixit
| bgcolor="#BCE2FE"| [https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2020#Nov_5  On generalized Brauer-Siegel conjecture and Euler-Kronecker constants]
|-
| bgcolor="#E0E0E0" align="center" | Nov 12
| bgcolor="#F0B0B0" align="center" | Si Ying Lee
| bgcolor="#BCE2FE"| [https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2020#Nov_12 Eichler-Shimura relations for Hodge type Shimura varieties]
|-
| bgcolor="#E0E0E0" align="center" | Nov 19
| bgcolor="#F0B0B0" align="center" | Chao Li
| bgcolor="#BCE2FE"|
|-
| bgcolor="#E0E0E0" align="center" | Nov 26
| bgcolor="#F0B0B0" align="center" | Thanksgiving (no seminar)
| bgcolor="#BCE2FE"|
|-
| bgcolor="#E0E0E0" align="center" | Dec 3
| bgcolor="#F0B0B0" align="center" | Aaron Pollack
| bgcolor="#BCE2FE"|
|-
| bgcolor="#E0E0E0" align="center" | Dec 10
| bgcolor="#F0B0B0" align="center" | Daxin Xu
| bgcolor="#BCE2FE"|
|-
| bgcolor="#E0E0E0" align="center" | Dec 17
| bgcolor="#F0B0B0" align="center" | Qirui Li
| bgcolor="#BCE2FE"|  
|-
|}
|}
</center>
*to be confirmed


<br>


  *to be confirmed
   


= Organizer contact information =
= Organizer contact information =


Shiva Chidambaram  chidambaram3@wisc.edu


 
Jiacheng Xia  jxia79@wisc.edu
[mailto:shi58@wisc.edu Yousheng Shi]
Yousheng Shi:shi58@wisc.edu
 
[mailto:ashankar@math.wisc.edu Ananth Shankar]
Ananth Shankar:ashankar@math.wisc.edu


= VaNTAGe =
= VaNTAGe =

Latest revision as of 06:27, 11 September 2025

Redirect to:

Number Theory / Representation Theory Seminar, University of Wisconsin - Madison

  • When: Thursdays, 2:30 PM – 3:30 PM, unless otherwise noted
  • Where: Van Vleck B321 or remotely
  • Please join the math NTS mailing list: [[1]]

There is also an accompanying graduate seminar, which meets on Tuesdays.

NTS Fall Semester 2025

Past Semesters

You can find our Spring 2025 speakers in Spring 2025

You can find our Fall 2024 speakers in Fall 2024

You can find our Spring 2024 speakers in Spring 2024

You can find our Fall 2023 speakers in Fall 2023

You can find our Spring 2023 speakers in Spring 2023

You can find our Fall 2022 speakers in Fall 2022

You can find our Spring 2022 speakers in Spring 2022.

You can find our Fall 2021 speakers in Fall 2021.

You can find our Spring 2021 speakers in Spring 2021.

You can find our Fall 2020 speakers in Fall 2020.

You can find our Spring 2020 speakers in Spring 2020.
You can find our Fall 2019 speakers in Fall 2019.
You can find our Spring 2019 speakers in Spring 2019.
You can find our Fall 2018 speakers in Fall 2018.


Number Theory / Representation Theory Seminar, University of Wisconsin - Madison

  • When: Thursdays, 2:30 PM – 3:30 PM, unless otherwise noted
  • Where: Van Vleck B321 or remotely
  • Please join the math NTS mailing list: [[1]]
Date Speaker (click for homepage) Title (click for abstract)
Sep 11 Robert Lemke Oliver (UW Madison) Enumerating Galois extensions of number fields
Sep 18 Jiacheng Xia (UW Madison) Isogenies between reductions of

elliptic curves with complex multiplication

Sep 25 Asif Zaman (Toronto)
Oct 2 Daniel Le (Purdue)
Oct 9 Yingkun Li (UW Madison)
Oct 16
Oct 23 Qiao He (Columbia)
Oct 30 Hao Peng (MIT) Beilinson-Bloch-Kato conjecture for polarized motives
Nov 6
Nov 13
Nov 20
Dec 4
Dec 11
Dec 18 
*to be confirmed



Organizer contact information

Shiva Chidambaram chidambaram3@wisc.edu

Jiacheng Xia jxia79@wisc.edu

VaNTAGe

This is a virtual math seminar on open conjectures in number theory and arithmetic geometry. The seminar will be presented in English at (1 pm Eastern time)=(10 am Pacific time), every first and third Tuesday of the month. The Math Department of UW, Madison broadcasts the seminar in the math lounge room at Room 911, Van Vleck Building. For more information, please visit the official website: VaNTAGe

New Developments in Number Theory

This is a new seminar series that features the work of early career number theorists from around the globe. For more information, please visit the official website: NDNT


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