MASUOKA Akira
- Affiliation
- Institute of Pure and Applied Sciences
- Official title
- Professor
- Birth date
- 1961-08
- Phone
- 0298-53-4368
- Fax
- 0298-53-6501
- Research fields
Algebra - Research keywords
Hopf algebras quantum groups tensor category Hopf-Galois Theory differential-difference Galois Theory algebraic super-groups super Lie groups homological algebra subfactor non-commutative ring - Research projects
スーパー・シンメトリック微分ガロア理論の構築 2023 -- 2025 増岡 彰 Japan Society for the Promotion of Science/Grant-in-Aid for Scientific Research(C) 4,680,000Yen ホップ・ガロア理論のスーパー幾何学への応用 2020 -- 2022 増岡 彰 Japan Society for the Promotion of Science/Grant-in-Aid for Scientific Research(C) 4,290,000Yen ホップ代数から見るスーパー群とスーパー幾何学 2017 -- 2019 増岡 彰 Japan Society for the Promotion of Science/Grant-in-Aid for Scientific Research(C) 4,550,000Yen ホップ代数を用いたスーパー代数群の研究 2014 -- 2016 増岡 彰 Japan Society for the Promotion of Science/基盤研究(C) 4,680,000Yen super group schemes 2010-04 -- (current) /Cooperative Research Extensions of Hopf algebras -- (current) / 函手的見地からのスーパー代数群の研究 2011 -- 2013 Japan Society of for the Promotion of Science/基盤研究(C) 3,510,000Yen 量子群へのホップガロア・アプローチ 2008 -- 2010 Japan Society of for the Promotion of Science/基盤研究(C) 4,420,000Yen ホップ代数を用いた微分・差分統一Picard-Vessiot理論 2006 -- 2007 Japan Society of for the Promotion of Science/基盤研究(C) 2,630,000Yen ホップ商理論の拡張と部分因子環等への応用 2005 -- (current) Japan Society of for the Promotion of Science/基盤研究(C) 2,400,000Yen more... - Career history
2019-02 -- (current) 国立大学法人筑波大学数理物質系教授 2011-10 -- 2019-01 国立大学法人筑波大学数理物質系准教授 2007-04 -- 2011-09 国立大学法人筑波大学大学院数理物質科学研究科准教授 2004-04 -- 2007-03 国立大学法人筑波大学大学院数理物質科学研究科助教授 1998-09 -- 2004-03 筑波大学数学系助教授 1996-10 -- 1998-08 島根大学総合理工学部助教授 1995-06 -- 1995-09 島根大学理学部助教授 1993-04 -- 1995-05 島根大学理学部講師 1990-04 -- 1993-03 日本工業大学工学部講師 - Academic background
-- 1985 The University of Tokyo Faculty of Science 数学 -- 1990 University of Tsukuba Graduate School, Division of Mathematics mathematics - Degree
Doctor in mathematics University of Tsukuba - Academic societies
-- (current) 日本数学会 -- (current) American Mathematical Society - Articles
- Quotients in super-symmetry: formal supergroup case
Takahashi Yuta; Masuoka Akira
COMMUNICATIONS IN ALGEBRA/52(10), 2024-04-17 - Group superschemes
Masuoka Akira; Zubkov Alexandr
JOURNAL OF ALGEBRA/605/pp.89-145, 2022 - Affine algebraic super-groups with integral
Masuoka Akira; Shibata Taiki; Shimada Yuta
COMMUNICATIONS IN ALGEBRA/Epub, 2021-08 - Toward quantization of Galois theory
Masuoka Akira; Saito Katsunori; Umemura Hiroshi
Annales de la Fac. des Sciences de Toulouse/29(5)/pp.1319-1431, 2020-12 - Twisted forms of differential Lie algebras over C(t) associated with complex simple Lie algebras
Masuoka Akira; Shimada Yuta
Arnold Mathematical Journal/7/pp.107-134, 2021-03 - Hopf-algebraic techniques applied to super Lie groups over a complete field
Hoshi Mitsukazu; Masuoka Akira; Takahashi Yuta
JOURNAL OF ALGEBRA/562/pp.28-93, 2020-11 - GEOMETRIC CONSTRUCTION OF QUOTIENTS G/H IN SUPERSYMMETRY
Masuoka Akira; Takahashi Yuta
TRANSFORMATION GROUPS/Epub, 2020-06 - On the notion of Krull super-dimension
Masuoka A.; Zubkov A. N.
JOURNAL OF PURE AND APPLIED ALGEBRA/224(5), 2020-05 - Simple modules over finite quantum groups and their Drinfel'd doubles
増岡 彰
Proceedings of the meeting for study of number theory, Hopf algebras and related topics/pp.81-104, 2019 - On functor points of affine supergroups
Masuoka Akira; Shibata Taiki
JOURNAL OF ALGEBRA/503/pp.534-572, 2018-06 - ALGEBRAIC SUPERGROUPS AND HARISH-CHANDRA PAIRS OVER A COMMUTATIVE RING
Masuoka Akira; Shibata Taiki
TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY/369(5)/pp.3443-3481, 2017-05 - The Noether problem for Hopf algebras
Kassel Christian; Masuoka Akira
JOURNAL OF NONCOMMUTATIVE GEOMETRY/10(2)/pp.405-428, 2016 - Solvability and nilpotency for algebraic supergroups
Masuoka Akira; Zubkov Alexandr N.
JOURNAL OF PURE AND APPLIED ALGEBRA/221(2)/pp.339-365, 2017-02 - Handlebody-knot invariants derived from unimodular Hopf algebras
Masuoka Akira; Ishii Atsushi
Journal of Knot Theory and its Ramifications/23(7)/p.1460001, 2014-06 - Lifting via cocycle deformation
Andruskiewitsch Nicolas; Angiono Ivan; Garcia Iglesias Agus...
JOURNAL OF PURE AND APPLIED ALGEBRA/218(4)/pp.684-703, 2014-04 - -Bialgebras associated with iterative -difference rings
Masuoka Akira; Yanagawa Makoto
International Journal of Mathematics/24(4)/p.1350030, 2013-04 - Harish-Chandra pairs for algebraic affine supergroup schemes over an arbitrary field
Masuoka Akira
Transformation Groups/17(4)/pp.1085-1121, 2012-12 - Cogalois theory for fields extensions
A. Masuoka
J. Math. Soc. Japan/41/p.577-592, 1989-01 - Corings and invertible bimodules
A. Masuoka
Tsukuba. J. Math./13/p.353-362, 1989-01 - Existence of a unique maximal subcoalgebra whose action in inner
A. Masuoka
Israel J. Math./72/p.149-157, 1990-01 - Coalgebra actions on Azumaya algebras
A. Masuoka
Tsukuba J. Math./14/p.107-112, 1990-01 - On Hopf algebras with cocommutative coradicals
A. Masuoka
Journal of Algebra/144(2)/p.451-466, 1991-01 - Generalization of cleft comudule algebras (共著)
A. Masuoka; Y. Doi
Communications in Algebra/20(12)/p.3703-3721, 1992-01 - Freeness of Hopf algebras over coideal subalgebras
A. Masuoka
Communications in Algebra/20(5)/p.1353-1373, 1992-01 - Coideal subalgebras in finite Hopf algebras
A. Masuoka
Journal of Algebra/163(3)/p.819-831, 1994-01 - more...
- Quotients in super-symmetry: formal supergroup case
- Books
- 大学数学ガイダンス
増岡 彰
ガロア理論 ― 数学の1つの行動原理の体験ツアー/日本評論社/pp.150-159, 2024-03 - ガイダンス線形代数
増岡 彰
サイエンス社, 2021-12 - Extensions of Hopf algebras, Trabajos de Matemática 41/99,
A. Masuoka (Lecture Notes taken by Matias Grana)
FaMAF. Universidad Nacional de Cordoba, 1999-01 - New Directions in Hopf Algebras, MSRI Publ. Vol. 43 (1つの章を執筆)
S. Montgomery; H.-J. Schneider; eds.; +増岡 彰
Cambridge Univ. Press, 2002-01 - Handbook of Algebra, Volume 5 (1つの章を執筆)
M. Hazewinkel; ed.; +増岡 彰
Elsevier, 2008-01 - Handbook of Algebra, Volume 6 (1つの章を共同執筆)
M. Hazewinkel; ed.; +増岡 彰
Elsevier, 2009-01
- 大学数学ガイダンス
- Conference, etc.
- Geometric construction of quotients G/H in super-symmetry
増岡 彰
岡山理科大学/2018-09-19--2018-09-22 - デサントから見た微・差分ガロア理論
増岡 彰
Functional Equations and Transcendence/2018-12-02--2018-12-03 - Survey on Hopf crossed products
Masuoka Akira
Joint Mathematics Meetings/2018-01-10--2018-01-13 - Super Lie groups over a complete field
Masuoka Akira
Hopf Algebras and Tensor Categories/2016-09-05--2016-09-09 - Hopf crossed products and their applications to super algebraic groups
Masuoka Akira
Humboldt Kolleg Colloquium on Algebras and Representations--Quantum 2016/2016-02-29--2016-03-04 - The Miyashita action in Hopf-Galois theory
Masuoka Akira
Conference on ring theory in honor of Professor George Szeto on his retirement/2015-11-14--2015-11-14 - Hopf-algebraic approach to super affine groups
Masuoka Akira
Workshop: Nichols algebras and their interactions with Lie theory, Hopf algebras and tensor categories/2015-09-06--2015-09-11 - Cleftness of universal quantum groups
増岡 彰
Mini-workshop on infinite-dimensional Hopf algebras/2014-04-13--2014-04-19 - Hopf algebraic techniques applied to super algebraic groups
増岡 彰
代数学シンポジウム/2014-08-26--2014-08-29 - Mini-course on Hopf algebras--Hopf crossed products--
Masuoka Akira
Conference on Ring Theory/2012-06-24--2012-06-30 - Hopf algebraic techniques applied to algebraic supergroups
Masuoka Akira
2013 CMS Summer Meeting/2013-06-4--2013-06-7 - Hopf algebraic techniques applied to algebraic supergroups
Masuoka Akira
AMS Sectional Meeting/2013-04-06--2013-04-07
- Geometric construction of quotients G/H in super-symmetry
- Teaching
2024-10 -- 2025-02 Research in Algebra VA University of Tsukuba. 2024-04 -- 2024-08 Research in Algebra IB University of Tsukuba. 2024-04 -- 2024-08 Research in Algebra VB University of Tsukuba. 2024-10 -- 2025-02 Research in Algebra IA University of Tsukuba. 2024-04 -- 2024-08 Seminar on Mathematics University of Tsukuba. 2024-10 -- 2025-02 Seminar on Mathematics University of Tsukuba. 2024-04 -- 2024-08 Research in Algebra IIIB University of Tsukuba. 2024-12 -- 2025-02 Linear Algebra 3 University of Tsukuba. 2024-10 -- 2025-02 Research in Algebra IIA University of Tsukuba. 2024-10 -- 2025-02 Research in Algebra IVA University of Tsukuba. more... - Other educational activities
2009-02 -- 2009-02 Nanjin Lectures "Brief introduction to Hopf-Galois theory" 学外 2005-10 -- 2005-10 千葉大学集中講義 学外 1997-10 -- 1997-10 アルゼンチン国立コロドバ大学集中講義 学外 - Talks
- Hopf algebraic approach to Picard-Vessiot theory
Akira Masuoka
AMS-MAA 合同数学会議/2011-01-08 - Hopf algebraic approach to Picard-Vessiot theory
Akira Masuoka
Galois theory and explicit methods/2010-09-07 - On super affine groups
A. Masuoka
Hopf algebras and non-commutative algebras, Conference in honor of Prof. Mia Cohen (イスラエル,Ben Gurion 大学)/2010-05-25 - Hopf-Galois approach to quantum groups
A. Masuoka
Conference in honor of Prof. Hans-Jurgen Schneider (アルゼンチン,コルドバ大学)/2009-09-05 - Cocycle deformation of pointed Hopf algebras
増岡彰
アメリカーニュージーランド数学会第1回合同国際会議/2007-12-13 - ホップ代数入門
増岡彰
2+1次元トポロジーの新しい流れ(早稲田大学)/2007-11-13 - Computing the socond cohomology of Hopf algebras
増岡彰
アメリカ数学会(シカゴ・デュポール大学)/2007-10-06 - Hopf algebras in the Picard-Vessiot theory
増岡彰
アメリカ数学会(ニュー・ハンプシャー大学)/2006-04-01 - Picard-Vessiot extensions of artinian simple module algebras
増岡彰
アメリカ数学会(ウエスタン・ケンタッキー大学)/2005-03-01 - Hopf-algebraic approach to super affine groups and super formal groups
増岡彰
アメリカ数学会(ノース・ウエスタン大学)/2004-10-01 - More homological approach to affine (super)groups
増岡彰
カナダ数学会(ダルハウジー大学)/2004-07-01 - ホップ・ガロア拡大とII_1 型部分因子環
増岡彰
作用素環における量子解析の展開/2003-09-01 - More homological approach to composition of subfactors
増岡彰
ラテンアメリカ代数学コロキウム(メキシコ・ココヨック)/2003-07-01 - 接合積からのホップ代数入門
増岡彰
環論・表現論シンポジウム/2002-10-01 - Hopf cohomology vanishing via approximation by Hochschild cohomology
増岡彰
ガロアとホップ(フィールズ研究所)/2002-09-01 - Cohomology and coquasibialgebra extensions associated to a matched pair of groups
増岡彰
非可換幾何学と量子群(バーナッハセンター)/2001-09-01 - ホップ代数とコホモロジー
増岡彰
代数学シンポジウム/2001-07-01 - ホップガロアの面白さ
増岡彰
日本数学会特別講演/2001-03-01 - Examples of cocycle deformations and Galois objects
増岡彰
ホップ代数ワークショップ(カリフォルニアMSRI)/1999-10-01 - モノイダル森田同値と非可換ガロア拡大
増岡彰
環論・表現論シンポジウム/1999-10-01 - Cocycle deformations and Galois objects for some cosemisimple Hopf algebras of finite dimension
増岡彰
量子群・ホップ代数コロキウム(アルゼンチン・ラファルダ)/1999-08-01 - ホップ代数、リー双代数の拡大とコホモロジー
増岡彰
環論・表現論シンポジウム/1998-11-01 - Extensions of Hopf algebras and Lie bialgebras
増岡彰
量子群研究集会(ブリュッセル自由大学)/1998-06-01
- Hopf algebraic approach to Picard-Vessiot theory
- Professional activities
2020-07 -- 2026-06 The Mathematical Society of Japan Journal of Mathematical Society of Japan 編集委員 2016-03 -- (current) The Mathematical Society of Japan 代数学分科会運営委員 - University Management
2020-04 -- 2022-03 数学学位プログラム学務委員 2008-12 -- 2010-11 外国語教育専門委員会(理工学群) 2006-04 -- 2007-03 入試実施委員(第一学群) 2010-06 -- 2012-03 中央アジア国際連携センター運営委員
(Last updated: 2024-09-18)