Positions and Education

  - Associate Professor, POSTECH, Mar. 2023

  - Assistant Professor, POSTECH, Feb. 2018 - Feb. 2023

  - JSPS Postdoctoral Fellow, Kyoto University, Sep. 2016 - Feb. 2018

         Supervisor : Tamotsu Ikeda

  - Postdoctoral Fellow, University of Toronto, Aug. 2013 - July 2016

          Supervisor :  Stephen Kudla

  - Part-Time Lecturer, Northeastern University, Sep. 2012 -April 2013

  - Ph.D., Mathematics, Purdue University, Aug. 2012

         Advisor :  Jiu-Kang Yu


Preprints and Publications

  [14]  Orbital integrals and Ideal class monoids for a Bass order (with Jungtaek Hong and Yuchan Lee), coming soon

  [13]  An explicit formula for the orbital integrals on the spherical Hecke algebra of GL_3 (with Yuchan Lee), 17 pages

  [12On the Siegel series in terms of lattice counting (with Taeyeoup Kang), 24 pages, submitted

  [11]  Stable orbital integrals for classical Lie algebras and smooth integral models (with Taeyeoup Kang and  Yuchan Lee), 139 pages, submitted

  [10]  Orbital integrals for gl_n and smooth integral models (with Yuchan Lee), 79 pages, merged into the above preprint

  [9] An explicit formula for the extended Gross-Keating datum of a quadratic form (with Tamotsu Ikeda, Hidenori Katsurada, Chul-hee Lee, Takuya Yamauchi), 32 pages, submitted

  [8] An inductive formula for the Gross-Keating invariant of a quadratic form (with Tamotsu Ikeda, Hidenori Katsurada, Chul-hee Lee, Takuya Yamauchi), 22 pages, to appear in Tohoku Mathematical Journal

  [7] Derivatives of Eisenstein series of weight 2 and intersections of modular correspondences (with Shunsuke Yamana and Takuya Yamauchi), Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg 92, pages 27–52, 2022

  [6] A reformulation of the Siegel series and intersection numbers (with Takuya Yamauchi), Mathematische Annalen 377(3), pages 1757-1826, 2020

  [5] On the local density formula and the Gross-Keating invariant (with an appendix by Tamotsu Ikeda and Hidenori Katsurada), Mathematische Zeitschrift  296, pages 1235–1269, 2020

  [4] Group schemes and local densities of ramified hermitian lattices in residue characteristic 2: Part II, Forum Mathematicum Volume 30 Issue 6, pages 1487-1520, 2018

  Expanded version is available here, 89 pages

  [3] A uniform construction of smooth integral models and a conjectural recipe for computing local densities, International Mathematics Research Notices Issue 12, pages 3870-3907, 2018

  [2] Group schemes and local densities of ramified hermitian lattices in residue characteristic 2: Part I, Algebra & Number Theory 10-3, pages 451-532, 2016

  [1] Group schemes and local densities of quadratic lattices in residue characteristic 2, Compositio Mathematica 151, pages 793-827, 2015


Research Interests

Number Theory and Arithmetic Geometry. My current interest is

  - Interpretation of orbital integrals via smoothening


Grants


수상경력


Teaching

                            - Algebra I (graduate course, covering category theory, Hom and Tensor, Projective modules)

                            - Elliptic Curves (graduate course, covering majority of Silverman I and II)

                           - Calculus I (undergraduate course)

                           - Calculus I(undergraduate course)

                           - Modern algebra I (undergraduate course)


Contact:

sungmuncho12_at_gmail_dot_com