Matsubara Saiei 松原宰栄

… Alternative Names

Matsubara-Heo Saiei-Jaeyeong 松原宰栄

Less

Researcher Number	70834381
Other IDs	https://orcid.org/0000-0002-7015-6428
Affiliation (Current)	2026: 東北大学, 情報科学研究科, 准教授
Affiliation (based on the past Project Information) *help	2026: 東北大学, 情報科学研究科, 准教授 2022 – 2024: 熊本大学, 大学院先端科学研究部(理), 准教授 2019 – 2021: 神戸大学, 理学研究科, 特命助教
Review Section/Research Field	Principal Investigator Basic Section 12010:Basic analysis-related
Keywords	Principal Investigator 超平面配置 / 代数統計 / Mellin変換 / local cohomology / likelihood ideal / GKZ超幾何函数 / Feynman積分 / 接続問題 / twisted cohomology / 交叉理論 … More / Stokes現象 / GKZ系 / rigidity / 漸近展開 / 急減少ホモロジー群 / Gauss-Manin系 / 代数的de Rham cohomology / モノドロミー表現 / 積分表示 / GKZ超幾何系 Less

超幾何系と判別式理論の新展開Principal Investigator
- Principal Investigator
  
  松原宰栄
- Project Period (FY)
  2026 – 2029
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 12010:Basic analysis-related
- Research Institution
  Tohoku University
Global analysis of GKZ systems and new development of intersection theoryPrincipal Investigator
- Principal Investigator
  
  松原宰栄
- Project Period (FY)
  2022 – 2025
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 12010:Basic analysis-related
- Research Institution
  Kumamoto University
Studies on integral representations of GKZ hypergeometric functionsPrincipal Investigator
- Principal Investigator
  
  Matsubara-Heo Saiei-Jaeyeong
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 12010:Basic analysis-related
- Research Institution
  Kumamoto University
  Kobe University

All 2025 2024 2023 2022 2021 2020 2019

All Journal Article Presentation

[Journal Article] Restrictions of Pfaffian systems for Feynman integrals2023
- Author(s)
  Chestnov Vsevolod、Matsubara-Heo Saiei J.、Munch Henrik J.、Takayama Nobuki
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2023 Issue: 11
- DOI
  10.1007/jhep11(2023)202
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K13930, KAKENHI-PROJECT-21K03270
[Journal Article] Four lectures on Euler integrals2023
- Author(s)
  Matsubara-Heo Saiei-Jaeyeong、Mizera Sebastian、Telen Simon
- Journal Title
  
  SciPost Physics Lecture Notes
  
  Volume: 75
- DOI
  10.21468/scipostphyslectnotes.75
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K13930
[Journal Article] Macaulay matrix for Feynman integrals: linear relations and intersection numbers2022
- Author(s)
  Chestnov Vsevolod、Gasparotto Federico、Mandal Manoj K.、Mastrolia Pierpaolo、Matsubara-Heo Saiei J.、Munch Henrik J.、Takayama Nobuki
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2022 Issue: 9
- DOI
  10.1007/jhep09(2022)187
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03270, KAKENHI-PROJECT-22K13930, KAKENHI-PROJECT-19K14554
[Journal Article] Homology and cohomology intersection numbers of GKZ systems2021
- Author(s)
  Goto Yoshiaki、Matsubara-Heo Saiei-Jaeyeong
- Journal Title
  
  Indagationes Mathematicae
  
  Volume: 未定 Issue: 3 Pages: 546-580
- DOI
  10.1016/j.indag.2021.12.002
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14554, KAKENHI-PROJECT-20K14276
[Journal Article] AN ALGORITHM OF COMPUTING COHOMOLOGY INTERSECTION NUMBER OF HYPERGEOMETRIC INTEGRALS2021
- Author(s)
  MATSUBARA-HEO SAIEI-JAEYEONG、TAKAYAMA NOBUKI
- Journal Title
  
  Nagoya Mathematical Journal
  
  Volume: 未定 Pages: 1-17
- DOI
  10.1017/nmj.2021.2
- Data Source
  KAKENHI-PROJECT-19K14554
[Journal Article] Global Analysis of GG Systems2021
- Author(s)
  Matsubara-Heo Saiei-Jaeyeong
- Journal Title
  
  International Mathematics Research Notices
  
  Volume: 未定 Issue: 19 Pages: 14923-14963
- DOI
  10.1093/imrn/rnab144
- Data Source
  KAKENHI-PROJECT-19K14554
[Journal Article] GG system and its application to connection problem of GKZ hypergeometric functions2020
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Journal Title
  
  Josai Mathematical Monographs
  
  Volume: 12 Pages: 69-80
- NAID
  120006839341
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K14554
[Journal Article] On Mellin-Barnes integral representations of GKZ hypergeometric functions2020
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Journal Title
  
  Kyushu Journal of Mathematics
  
  Volume: 74
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14554
[Journal Article] A tree expansion formula of a homology intersection number on the configuration space $M_{0,n}$2020
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Journal Title
  
  Annales of Henri Poincare
  
  Volume: 未定(online first) Issue: 8 Pages: 2831-2852
- DOI
  10.1007/s00023-021-01041-4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14554
[Journal Article] Algorithms for Pfaffian systems and cohomology intersection numbers of hypergeometric integrals2020
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo, Nobuki Takayama
- Journal Title
  
  Lecture Notes in Computer Science 12097, ICMS 2020
  
  Volume: 12097 Pages: 73-84
- DOI
  10.1007/978-3-030-52200-1_7
- ISBN
  9783030521998, 9783030522001
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14554
[Journal Article] Euler and Laplace integral representations of GKZ hypergeometric functions I2020
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Journal Title
  
  Proc. Japan Acad. Ser. A
  
  Volume: 96 Issue: 9 Pages: 75-78
- DOI
  10.3792/pjaa.96.014
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14554
[Journal Article] Euler and Laplace integral representations of GKZ hypergeometric functions II2020
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Journal Title
  
  Proc. Japan Acad. Ser. A
  
  Volume: 96 Issue: 9 Pages: 79-82
- DOI
  10.3792/pjaa.96.015
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] A hypergeometric view on Landau variety2025
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  MFO-RIMS Tandem Workshop: Optimization, Theoretical Computer Science and Algebraic Geometry: Convexity and Beyond
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] 超幾何Landau多様体2025
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  超幾何方程式研究会2025
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] A hypergeometric view on Landau variety2025
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  PDEs 2025
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] Hypergeometric study of Feynman (Euler) integrals2024
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  Positive Geometry in Particle Physics and Cosmology, Max Planck Institute for Mathematics in the Sciences
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] hypergeometric functions with several variables2024
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  Workshop on accessory parameters
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] A non-rigid and globally analyzable hypergeometric system2024
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  9th ECM mini-symposium: D-modules and applications
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] 計算代数とモデリング2024
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  記号計算の高速化と産業課題解決への応用2
- Invited
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] A hypergeometric view on Landau variety2024
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  Holonomic Techniques for Feynman Integrals, MPI for Physics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] 超幾何Landau多様体2024
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  最適化，計算機科学，代数幾何
- Invited
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] Gelfand-Kapranov-Zelevinsky 超幾何系１・２・３（概説講演）2024
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  宇都宮超幾何関数論研究集会
- Invited
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] 代数方程式系と超幾何系2023
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  日本数学会2023年度秋季総合分科会・無限可積分系セッション特別講演
- Invited
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] Twisted Cohomology and Likelihood Ideals2023
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  2023年度函数方程式論サマーセミナー
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] Twisted Cohomology and Likelihood Ideals2023
- Author(s)
  松原宰栄
- Organizer
  超幾何研究集会2023
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] The signature of the invariant hermitian form for a regular holonomic GKZ system2023
- Author(s)
  松原宰栄，後藤良彰
- Organizer
  日本数学会年会
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] The signature of the invariant hermitian form for a regular holonomic GKZ system2023
- Author(s)
  松原宰栄，後藤良彰
- Organizer
  日本数学会年会
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Towards Algebraic Analysis of Hypergeometric Systems2023
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  ICIAM10
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] Twisted Cohomology and Likelihood Ideals2023
- Author(s)
  松原宰栄
- Organizer
  代数解析日大研究集会
- Invited
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Non-rigid and globally analyzable hypergeometric system2023
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  超局所解析と漸近解析における諸問題2023
- Invited
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] Twisted Cohomology and Likelihood Ideals2023
- Author(s)
  松原　宰栄
- Organizer
  代数解析日大研究集会
- Invited
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] Twisted Cohomology and Likelihood Ideals2023
- Author(s)
  松原　宰栄
- Organizer
  超幾何研究集会2023
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] GKZ 系と計算代数解析2022
- Author(s)
  松原　宰栄
- Organizer
  超幾何方程式研究会 2022
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Restrictions of integrable connection and hypergeometric system of contingency table2022
- Author(s)
  松原　宰栄
- Organizer
  Seminar on Nonlinear Algebra at MPIMiS
- Invited
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] Hypergeometric system of contingency table2022
- Author(s)
  松原　宰栄
- Organizer
  RIMS Symposium on Prospects in microlocal analysis and asymptotic analysis
- Invited
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] 分割表の超幾何系について2022
- Author(s)
  松原　宰栄
- Organizer
  シミュレーションとモデリングのための計算代数 2022
- Invited
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Euler積分をめぐって2022
- Author(s)
  松原宰栄
- Organizer
  函数方程式論サマーセミナー2022
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Hypergeometric system of contingency table2022
- Author(s)
  松原宰栄
- Organizer
  RIMS Symposium on Prospects in microlocal analysis and asymptotic analysis
- Invited
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Euler積分をめぐって2022
- Author(s)
  松原　宰栄
- Organizer
  函数方程式論サマーセミナー2022
- Data Source
  KAKENHI-PROJECT-22K13930
[Presentation] Restrictions of integrable connection and hypergeometric system of contingency table2022
- Author(s)
  松原宰栄
- Organizer
  Seminar on Nonlinear Algebra at MPIMiS
- Invited
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] 分割表の超幾何函数について2022
- Author(s)
  松原　宰栄
- Organizer
  Recent topics in algebraic analysis
- Invited
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] cohomology 交叉数と計算代数, その1, その22021
- Author(s)
  松原宰栄
- Organizer
  モデリングとシミュレーションのための計算代数
- Invited
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] 超幾何交叉形式と large parameter2021
- Author(s)
  松原　宰栄
- Organizer
  函数方程式論サマーセミナー 2021
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Combinatorics of a point conguration space on Riemann sphere and homology intersection numbers2021
- Author(s)
  松原宰栄
- Organizer
  超幾何方程式研究会2021
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Intersection numbers of Euler-Laplace integrals2020
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  Monodromy and Hypergeometric Functions
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] ombinatorics of a point conguration space on Riemann sphere and homology intersection numbers2020
- Author(s)
  松原宰栄
- Organizer
  多変数函数論冬セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Computing cohomology intersection numbers of GKZ systems2020
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  A-hypergeometric conference
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Computing cohomology intersection numbers of GKZ systems2020
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  ICMS2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Computing cohomology intersection numbers of GKZ systems2020
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  Limoges Computer Algebra Seminar
- Invited
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Signature of the monodromy invariant hermitian form of GKZ system2020
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  GADEPs
- Invited
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] 二次扇の合流について2020
- Author(s)
  松原宰栄
- Organizer
  超幾何方程式研究会2020
- Invited
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Boundary value problem and GKZ systems2019
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  Formal and Asymptotic Solutions of Functional Equations (FASFE19)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Computing cohomology intersection numbers of GKZ hypergeometric systems2019
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  Mathemamplitude
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] Connection problem of GKZ hypergeometric functions2019
- Author(s)
  Saiei-Jaeyeong Matsubara-Heo
- Organizer
  Orthogonal Polynomials, Special Functions and its Applications (OPSFA2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14554
[Presentation] GKZ系の境界値問題とモノドロミー不変部分空間2019
- Author(s)
  松原宰栄
- Organizer
  函数方程式論サマーセミナー2019
- Invited
- Data Source
  KAKENHI-PROJECT-19K14554

1. 高山信毅

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Matsubara Saiei 松原 宰栄

Matsubara-Heo Saiei-Jaeyeong 松原 宰栄

Research Projects

Research Products

Co-Researchers

超幾何系と判別式理論の新展開Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Global analysis of GKZ systems and new development of intersection theoryPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Studies on integral representations of GKZ hypergeometric functionsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Restrictions of Pfaffian systems for Feynman integrals2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Four lectures on Euler integrals2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Macaulay matrix for Feynman integrals: linear relations and intersection numbers2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Homology and cohomology intersection numbers of GKZ systems2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] AN ALGORITHM OF COMPUTING COHOMOLOGY INTERSECTION NUMBER OF HYPERGEOMETRIC INTEGRALS2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Global Analysis of GG Systems2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] GG system and its application to connection problem of GKZ hypergeometric functions2020

Author(s)

Journal Title

NAID

Data Source

[Journal Article] On Mellin-Barnes integral representations of GKZ hypergeometric functions2020

Author(s)

Journal Title

Data Source

[Journal Article] A tree expansion formula of a homology intersection number on the configuration space $M_{0,n}$2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Algorithms for Pfaffian systems and cohomology intersection numbers of hypergeometric integrals2020

Author(s)

Journal Title

DOI

ISBN

Data Source

[Journal Article] Euler and Laplace integral representations of GKZ hypergeometric functions I2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Euler and Laplace integral representations of GKZ hypergeometric functions II2020

Author(s)

Matsubara Saiei 松原宰栄

Matsubara-Heo Saiei-Jaeyeong 松原宰栄