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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 B235 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>
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 Spring 2022 speakers in [https://www.math.wisc.edu/wiki/index.php/NTS_Spring_Semester_2022 Spring 2022].
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You can find our Fall 2018 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 2021 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)
|
|-
|-
| bgcolor="#D0D0D0" width="300" align="center"|'''Date'''
|Oct 16
| 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 9
|Oct 23
| bgcolor="#F0B0B0" align="center" | Anwesh Ray
|Qiao He (Columbia)
| bgcolor="#BCE2FE"|[https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2021#Sep_9 Arithmetic statistics and diophantine stability for elliptic curves]
|
|-
| bgcolor="#E0E0E0" align="center" | Sep 16
| bgcolor="#F0B0B0" align="center" | Qiao He
| bgcolor="#BCE2FE"|[https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2021#Sep_16 Kudla-Rapoport conjecture at a ramified prime]
|-
| bgcolor="#E0E0E0" align="center" | Sep 23
| bgcolor="#F0B0B0" align="center" | Boya Wen
| bgcolor="#BCE2FE"|[https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2021#Sep_23 A Gross-Zagier Formula for CM cycles over Shimura Curves]
|-
|-
| bgcolor="#E0E0E0" align="center" | Sep 30
|Oct 30
| bgcolor="#F0B0B0" align="center" | Wanlin Li
|Hao Peng (MIT)
| bgcolor="#BCE2FE"|[https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2021#Sep_30 Arithmetic local systems]
| [[NTS ABSTRACTFall2025#Oct%2030|Beilinson-Bloch-Kato conjecture for polarized motives]]
|-  
|-
| bgcolor="#E0E0E0" align="center" | Oct 7
|Nov 6
| bgcolor="#F0B0B0" align="center" | Ziquan Yang
|
| bgcolor="#BCE2FE"|[https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2021#Oct_7 Arithmetic isogenies between K3 surfaces and the Hecke orbit conjecture]
|
|-
|-
| bgcolor="#E0E0E0" align="center" | Oct 14
|Nov 13
| bgcolor="#F0B0B0" align="center" | Asvin Gothandaraman
|
| bgcolor="#BCE2FE"|[https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2021#Oct_14 The variation of the characteristic polynomial in l-adic towers]
|
|-  
|-
| bgcolor="#E0E0E0" align="center" | Oct 21
|Nov 20
| bgcolor="#F0B0B0" align="center" | Chi-Yun Hsu
|
| bgcolor="#BCE2FE"|
|
|-
|-
| bgcolor="#E0E0E0" align="center" | Oct 28
|Dec 4
| bgcolor="#F0B0B0" align="center" | Yotam Hendel
|
| bgcolor="#BCE2FE"|
|
|-
|-
| bgcolor="#E0E0E0" align="center" | Nov 4
|Dec 11
| bgcolor="#F0B0B0" align="center" | Junho Peter Whang
|
| bgcolor="#BCE2FE"|  
|
|-  
|-
| bgcolor="#E0E0E0" align="center" | Nov 11
|Dec 18
| bgcolor="#F0B0B0" align="center" | Gunther Cornelissen
|
| bgcolor="#BCE2FE"|[https://www.math.wisc.edu/wiki/index.php/NTS_ABSTRACTFall2021#Nov_11 Is there a Prime Number Theorem in algebraic groups?]
|
|-  
| bgcolor="#E0E0E0" align="center" | Nov 18
| bgcolor="#F0B0B0" align="center" | Yunqing Tang
| bgcolor="#BCE2FE"|  
|-  
| bgcolor="#E0E0E0" align="center" | Nov 25
| bgcolor="#F0B0B0" align="center" | Thanksgiving holiday (no talk)
| bgcolor="#BCE2FE"|
|-
| bgcolor="#E0E0E0" align="center" | Dec 2
| bgcolor="#F0B0B0" align="center" | Jingwei Xiao
| bgcolor="#BCE2FE"|  
|-  
| bgcolor="#E0E0E0" align="center" | Dec 9
| bgcolor="#F0B0B0" align="center" | Yingkun Li
| bgcolor="#BCE2FE"|  
|-  
| bgcolor="#E0E0E0" align="center" | Dec 16
| bgcolor="#F0B0B0" align="center" |  
| 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


= VaNTAGe =
= VaNTAGe =

Latest revision as of 06:27, 11 September 2025

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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