Basic Information

Academic Degree

• 博士（理学）(京都大学)
• 修士（理学）(京都大学)

Research History

• From Jun. 2021, To Present

  Kyoto University, Research Institute for Mathematical Sciences Infinite Analysis Research Section, 特定助教
• From Apr. 2020, To May 2021

  Osaka University, Graduate School of Science Department of Mathematics, Japan Society for the Promotion of Science Research Fellowship for Young Scientists (PD)
• From Oct. 2019, To Mar. 2020

  Kyoto University, Research Institute for Mathematical Sciences, Program-Specific Researcher
• From May 2019, To Sep. 2019

  Kyoto University, Research Institute for Mathematical Sciences, Researcher (part-time)
• From Apr. 2019, To Apr. 2019

  Kyoto University, Research Institute for Mathematical Sciences, Researcher (part-time)
• From Apr. 2017, To Mar. 2019

  Kyoto University, Japan Society for the Promotion of Science Research Fellowship for Young Scientists (DC2)

ID,URL

• J-Global ID

  202001007299455905

• Researcher number

  20850605

researchmap URL

• https://researchmap.jp/koichiro_sawada

Research

Research Areas

• Natural sciences, Algebra

Papers

• On surjective homomorphisms from a configuration space group to a surface group

  Koichiro SAWADA

  Hokkaido Mathematical Journal, Jun. 2023, Peer-reviewed

  
• Finiteness of Isomorphism Classes of Hyperbolic Polycurves with Prescribed Fundamental Groups

  Koichiro Sawada

  International Mathematics Research Notices, May 2022, Peer-reviewed

  
• Pro-$p$ Grothendieck Conjecture for Hyperbolic Polycurves

  Koichiro Sawada

  Publications of the Research Institute for Mathematical Sciences, 18 Oct. 2018, Peer-reviewed

  
• Cohomology of the geometric fundamental group of hyperbolic polycurves

  Koichiro Sawada

  Journal of Algebra, 15 Aug. 2018, Peer-reviewed

  

Misc.

• On generalizations of anabelian group-theoretic properties

  Arata Minamide; Koichiro Sawada; Shota Tsujimura

  RIMS preprint, Aug. 2022

  
• Algorithmic approach to Uchida's theorem for one-dimensional function fields over finite fields

  Koichiro Sawada

  Inter-universal Teichmüller theory summit 2016, RIMS Kôkyûroku Bessatsu, Jan. 2021, Peer-reviewed

  
• Pro-p and cohomological aspects of anabelian geometry of hyperbolic polycurves

  Koichiro Sawada

  Algebraic number theory and related topics 2016, RIMS Kôkyûroku Bessatsu, Apr. 2020, Peer-reviewed

  
• Reconstruction of invariants of configuration spaces of hyperbolic curves from associated Lie algebras

  Koichiro Sawada

  RIMS Preprint, Nov. 2018

  

Presentations

• Grothendieck conjecture for configuration spaces of hyperbolic curves over finitely generated fields of positive characteristic

  Koichiro Sawada

  Lille Arithmetic & Homotopic Galois Theory Day, 10 Oct. 2023, Invited

  
• On surjective homomorphisms from the pure braid group of a Riemann surface

  Koichiro Sawada

  Colloquium at Kyoto University, 27 Jul. 2022, Invited

  
• Reconstruction of invariants of configuration spaces of hyperbolic curves from associated Lie algebras

  Koichiro Sawada

  Combinatorial Anabelian Geometry and Related Topics, 06 Jul. 2021, Invited

  
• On surjective homomorphisms from a configuration space group to a surface group

  Koichiro Sawada

  Foundations and Perspectives of Anabelian Geometry, 02 Jul. 2021, Invited

  
• Reconstruction of invariants of configuration spaces of hyperbolic curves from associated Lie algebras

  Koichiro Sawada

  Homotopic and Geometric Galois Theory, 11 Mar. 2021, Invited

  
• IUT absolute mono-anabelian reconstructions

  Koichiro Sawada

  Promenade in Inter-universal Teichmüller Theory, 04 Feb. 2021, Invited

  
• Reconstruction of invariants of configuration spaces of hyperbolic curves from associated Lie algebras

  Koichiro Sawada

  Fundamental groups: Geometry and Arithmetic, 19 Aug. 2019, Invited

  
• Finiteness of isomorphism classes of hyperbolic polycurves with prescribed fundamental groups

  Koichiro Sawada

  Algebraic Number Theory and Related Topics 2018, 27 Nov. 2018

  
• Finiteness of isomorphism classes of hyperbolic polycurves with prescribed fundamental groups

  Koichiro Sawada

  17th Sendai-Hiroshima Workshop on Number Theory, 12 Jul. 2018

  
• Finiteness of isomorphism classes of hyperbolic polycurves with prescribed fundamental groups

  Koichiro Sawada

  Low dimensional topology and number theory X, 29 Mar. 2018, Invited

  
• Finiteness of isomorphism classes of hyperbolic polycurves with prescribed fundamental groups

  Koichiro Sawada

  東工大 数論・幾何学セミナー, 16 Mar. 2018, Invited

  
• Finiteness of isomorphism classes of hyperbolic polycurves with prescribed fundamental groups

  Koichiro Sawada

  Kyushu Algebraic Number Theory 2018, 09 Mar. 2018, Invited

  
• Finiteness of isomorphism classes of hyperbolic polycurves with prescribed fundamental groups

  Koichiro Sawada

  The 3rd KTGU Mathematics Workshop for Young Researchers, 17 Feb. 2018, Invited

  
• Pro-p and cohomological aspects of anabelian geometry of hyperbolic polycurves

  Koichiro Sawada

  Algebraic Number Theory and Related Topics 2016, 28 Nov. 2016

  
• Pro-p and cohomological aspects of anabelian geometry of hyperbolic polycurves

  Koichiro Sawada

  10th Fukuoka Symposium on Number Theory, 10 Aug. 2016

  
• Uchida's theorem for one-dimensional function fields over finite fields

  Koichiro Sawada

  RIMS/Symmetries and Correspondences workshop: Inter-universal Teichmüller Theory Summit 2016, 18 Jul. 2016, Invited

  
• Pro-p and cohomological aspects of anabelian geometry of hyperbolic polycurves

  Koichiro Sawada

  15th Sendai-Hiroshima Workshop on Number Theory, 12 Jul. 2016

  

External funds: Kakenhi

• 双曲的曲線の配置空間や双曲的多重曲線の基本群の研究

  Grant-in-Aid for Early-Career Scientists

  Basic Section 11010:Algebra-related

  Kyoto University

  澤田 晃一郎

  From 01 Apr. 2022, To 31 Mar. 2027, Granted

  高次元遠アーベル幾何学;双曲的曲線;配置空間;Grothendieck予想;遠アーベル幾何学;連正規部分群;非分解性;中心自明性;グロタンディーク予想;双曲的多重曲線;代数的基本群

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-22K13892/