Masahiko Yoshinaga
Japanese (日本語),
Department of Mathematics,
Graduate School of Science,
Osaka University,
Toyonaka, Osaka 560-0043, JAPAN
Photo
email: yoshinaga [at] math.sci.osaka-u.ac.jp
(or: mh.yoshinaga [at] gmail.com)
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Talk:
SUZHOU WORKSHOP ON MATROID THEORY
(Suzhou, China, July 8-12, 2024)
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Talk:
Arrangements, Matroids and Logarithmic Vector Fields
(Oberwolfach 16-21 June 2024)
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Talk:
Algebraic Lie Theory and Representation Theory 2024 (ALTReT2024)
(阿蘇休暇村 17-20 May 2024)
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Conference: Branched on Covering
(Tokushima, 23-25 March 2024)
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Talk:
日本数学会2024年度年会
(Osaka Metropolitan Univ. 16-20 March 2024)
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Talk:
Artin Groups and Arrangements - Topology, Geometry, and Combinatorics
(MSRI, 11-15 March 2024)
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Talk: 第8回代数幾何学研究集会−宇部−
(9-10 March 2024)
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Talk:
超幾何方程式研究会 2024
(Kobe, 5-7, Jan. 2024)
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Conference:
Hyperplane Arrangements 2023
(Rikkyo Univ. 11-15, Dec. 2023)
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Conference:
Magnitude 2023
(Osaka 4-8, Dec. 2023)
(Colloguium talk by Tom Leinster in 4 Dec. Workshop 5-8).
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Dr.
Emily Roff started postdoc in Osaka.
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Preprint: (with Misha Feigin and Zixuan Wang)
Integral expressions for derivations of multiarrangements.
arXiv:2309.01287
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Preprint: (with Akihiro Higashitani and Satoshi Murai)
Ehrhart quasi-polynomials and parallel translations. arXiv:2307.08151
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2023/11/13-17, 辻栄周平先生集中講義「超平面配置とグラフの代数的組合せ論」（大阪大学）
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2023/11/06-10, Intensive Lecture Series at Bologna University
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2023/11/01, TBA, 名古屋大学談話会
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2023/10/16-20, 永野中行先生集中講義「K3曲面の周期写像とモジュラー形式について」（大阪大学）
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2023/09/11-15, Workshop
"Topology of Singularities and Related Topics"
(Quy Nhon, Vietnam)
- What is -Q for a poset Q?
Poset Combinatorics, Minisymposium of
ICIAM 2023 Tokyo.
- Hyperplane arrangements and enumerative problems.
Minisymposium of
ICIAM 2023 Tokyo.
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Talk: Topological and enumerative problems of hyperplane arrangements (3 lectures,
PDF File)
Algebraic and topological interplay of algebraic varieties 12-17 June 2023, Jaca, Spain
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Running Order Seminar
(2023/05/18)
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2022/07/11
Schedules and other conferences
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I am working in the following topics. (See
Research Activity for details.)
- Logarithmic vector fields and freeness、
- Topology of hyperplane arrangements.
- Lattice points countings.
- Matroids and Tutte polynomials.
- Categorification of enumerative problems, magnitude homology of metric spaces
Dept of Math,
Graduate School of Science,
Osaka University