Yeansu Kim

Employment and Education:

   o Associate Professor, Mathematics Education, Chonnam National University, Gwangju city, South Korea, Apr. 2021 - present

   o Associate Member, School of Mathematics, Korea Institute for Advanced Study, Seoul, South Korea, Jan. 2024 - present (Dec. 2025)

   o Visiting Scholar (Sabbatical year), Department of Mathematics, Purdue University, West Lafayette, IN, U.S.A. Sept 2022 - Aug 2023.

   o Assistant Professor, Mathematics Education, Chonnam National University, Gwangju city, South Korea, Sept. 2016 - Mar. 2021

   o Visiting Assistant Professor, Mathematics, University of Iowa, Iowa city, IA, U.S.A., Aug. 2013 - May 2014, May 2015 - Aug 2016

   o Postdoctoral Fellow, Max Planck Institute for Mathematics, Bonn, Germany, Jun. 2015 - Jul. 2015

   o Postdoctoral Associate, Mathematics, Iowa State University, Ames, IA, U.S.A., Aug. 2014 - May 2015

   o Ph. D., Mathematics, Purdue University, West Lafayette, IN, U.S.A. Aug. 2013

                        (Advisor: Freydoon Shahidi) 

(Recent) Seminars, Conference talks, Visits, etc:

   o (Jul. 2025) The 7th workshop on Number Theory and Algebra, Daejeon, Korea.

   o (Jul. 2025) Invited Speaker(Colloquium style general talk), the 5th Korea-France Conference in Mathematics, Bordeaux, France

   o (Apr. 2025) Invited Lecture at Algebra Session, 2025 KMS Spring Meeting, Daejeon, Korea

   o (Mar. 2025) Colloquium and number Theory seminar, KAIST, Korea 

   o (Oct. 2024) Special lecture on Number Theory, Yeungnam University, Daegu, Korea

   o (Aug. 2024) Intensive lectures series on Tadic’s structure formula and its application on the Langlands program, UNIST, Ulsan, Korea

   o (Aug.  2024) 2025 HCMC(June E Huh Center for Mathematical Challenges) Algebra Seminar, KIAS,

Seoul, Korea 

   o (Jan. 2024) The 11th NTS-POSTECH-PMI Joint Number Theory Workshop, POSCO Change Up

Ground, Seoul, Korea Jan. 2024

   o (Jan. 2024) 2024 Workshop on Number Theory and Algebra, IBS, Daejeon, Korea

In preparations: 

 12. Simultaneous nonvanishing of Rankin-Selberg L-functions (with  Sungmun Cho and Taeyeoup Kang)

Preprints:   

 11. L-packets and the generic Arthur packet conjectures for even unitary similitude groups, (with Muthu Krishnamurthy and Freydoon Shahidi),  preprint, arXiv:2506.00892.

Papers:

10. Multiplicity one theorem for general spin groups: the Archimedean case, (with Melissa Emory and Ayan Maiti), 15 pages, to appear in Canad. Math. Bull. 

9. A local converse theorem for quasi-split O_2n and SO_2n: generic case (with Jaeho Haan and Sanghoon Kwon), 26 pages, to appear in Canad. J. Math.

 8. Discrete series of odd general spin groups (with Ivan Matic), Monatsh. Math. vol 203, 419-473 (2024)

 7. The Bernstein projector determined by a weak associate class of good cosets (with Loren Spice and Sandeep Varma), Int. Math. Res. Not., vol 2022, 17231--17259 (2022)  

6. Langlands-Shahidi L-functions for GSpin groups and the generic Arthur packet conjecture, Trans. Amer. Math. Soc., vol 374, 2559--2580 (2021).

 5. Possible Probability and irreducibility of balanced non-transitive dice (with Injo Hur), 

J. Math. vol 2021 (Article ID 6648248)

 4. Degenerate principal series for classical and odd GSpin groups in the general case (with Baiying Liu and Ivan Matic), 

Represent. Theory (an electronic journal of the AMS). vol 24 (2020), 403--434

 3. On the generic local Langlands correpondence for GSpin groups (with Volker Heiermann), 

Trans. Amer. Math. Soc., vol 369, 4275--4291 (2017).

 2. Strongly positive representations of even GSpin groups and the Jacquet module method, 

Pacific J. Math., vol 280, No. 1, 69--88 (2016).

 1. Strongly positive representations of odd GSpin groups and the Jacquet module method, With an appendix, `Strongly positive representations in an exceptional rank-one reducibility case' by Ivan Matic, 

Math. Z., vol 279, 271--296 (2015).

Papers (Math Education):

 1. An Analysis on Prospective Mathematics Teachers’ Subject Matter Knowledge about Matrix (with Bomi Shin), 

The Journal of Curriculum Evaluation, vol 26, 269--294 (2023).

Papers (with gifted students in Math): 

 1. Research on the total number of prime factors of odd perfect numbers not dividing 3, 5, 7, and 11 (with  Jiin Han, Wonhui Jo, Sungsan Kim, and Jaehyeon Kim), 

Journal of Science Education for the Gifted, vol 13, no. 3, 204--212 (2021).  

Other referred published writings (books, lecture series, etc):

2. Classification of strongly positive representation of general unitary groups (with Ivan Matic), 

A chapter  (pages 161-174) in Representations of Reductive p-adic Groups, In: Aubert AM., Mishra M., Roche A., Spallone S. (eds) Progr. Math., vol 328. Springer-Birkhäuser, Singapore (2019).

1. Two main conjectures in Langlands program, Prime Numbers and Representation Theory, 

Lecture Series of Modern Number Theory, vol 2, Science Press, Beijing, 174--196 (2017)

Miscellany:

   o Robert Langlands, the winner of the 2018 Abel prize, Horizon Science webzine by KIAS.

This briefly explains Robert P. Langlands (Professor Emeritus in the School of Mathematics at the Institute for Advanced Study) who is the winner of the 2018 Abel prize (written in Korean).

Grants and Awards (Mathematics):   

   o Aug. 2024 - Apr. 2027: G-BRL (Global Basic Research Laboratory) Principal Investigator with 권도용, 이윤복, 정근영: Langlands Functoriality conjecture and Analytic Number Theory 

   o Apr. 2023: Young Mathematician Award , Korean Mathematical Society

   o Sep. 2022 - Feb. 2027: NRF (National Research Foundation of Korea) Mid-Career Researcher Program: follow-up grant after Young Research Program (신진후속-중견연계)

   o Mar. 2022 - Feb. 2023: CNU (Chonnam National University) Grant for Mid-Career Faculty (중견연구)

   o Mar. 2017 - Aug. 2022: NRF (National Research Foundation of Korea) Young Researcher Program (신진연구)

   o Mar. 2017 - Feb. 2019: CNU (Chonnam National University) Grant for New Faculty (신진연구)

   o Jul. 2016 - Jun. 2018: AMS-Simons Travel Grant

Grants and Awards (Math Education):   

   o Jan. 2021 - Dec. 2024: (member_Business director of KMS) International Mathematical Olympiad support program (the Korea Foundation for the Advancement of Science & Creativity)

   o Apr. 2021 - Jul. 2021: (member) A preliminary study on the research center for mathematical education (the Korea Foundation for the Advancement of Science & Creativity)

   o 2020: Teaching award, College of Education, Chonnam National University 2020

Seminar, lecture series and conferences:   

   o Number Theory Seminar at CNU co-organized with Prof. Keunyoung Jeong

https://sites.google.com/view/cnunt

   o 2021 Number Theory Lecture series co-organized with Prof. Hae-Sang Sun

https://sites.google.com/view/lectureseriesnt2021/home