SAGAKI Daisuke

Affiliation
Institute of Pure and Applied Sciences
Official title
Professor
ORCID
0000-0002-9320-8147
KAKEN ID
40344866
Email
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Office
自然系学系棟D607号室
Research fields
Algebra
Research keywords
Demazure module
Representation Theory
Combinatorics
Lie Algebra
Quantum Group
Quantum Affine Algebra
Kirillov-Reshetikhin module
Crystal Basis
Crystal
Path Model
more...
Research projects
旗多様体の量子K群における構造定数の組合せ論的な記述2023-04 -- 2027-03SAGAKI DaisukeJapan Society for the Promotion of Science/Grant-in-Aid for Scientific Research(C)4,810,000Yen
EW加群におけるDemazure加群の半無限LSパスを用いた研究と幾何的応用2019-04 -- 2024-03SAGAKI DaisukeJapan Society for the Promotion of Science/Grant-in-Aid for Scientific Research(C)4,290,000Yen
Crystal bases for Kirillov-Reshetikhin modules and their combinatorial realization2015-04 -- 2020-03SAGAKI DaisukeJapan Society for the Promotion of Science/Grant-in-Aid for Scientific Research(C)4,810,000Yen
Construction of path models for modules of critical level over affine Lie algebras2011-04 -- 2015-03SAGAKI DaisukeJapan Society for the Promotion of Science/Grant-in-Aid for Young Scientists (B)3,900,000Yen
Study on 1-dimensional sums and special polynomials in mathematical physics in terms of path models2007-04 -- 2011-03SAGAKI DaisukeJapan Society for the Promotion of Science/Grant-in-Aid for Young Scientists (B)4,020,000Yen
アフィン量子群の有限次元表現，及び，その結晶基底に関する研究2004 -- 2007-03SAGAKI DaisukeJapan Society for the Promotion of Science/Grant-in-Aid for Young Scientists (B)2,600,000Yen
Career history
2019-08 -- (current)国立大学法人筑波大学大学院数理物質系数学域教授
2011-11 -- 2019-07国立大学法人筑波大学大学院数理物質系数学域准教授
2008-06 -- 2011-11国立大学法人筑波大学大学院数理物質科学研究科講師
2007-04 -- 2008-06国立大学法人筑波大学大学院数理物質科学研究科助教
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手
2002-06 -- 2004-03the University of TsukubaInstitute of MathematicsResearch Associate
Academic background
1999-04 -- 2002-03University of Tsukuba Graduate School, Division of Mathematics Mathematics
1997-04 -- 1999-03Kyoto University Graduate School, Division of Natural Science Mathematics
1993-04 -- 1997-03Kyoto University Faculty of Science Department of Mathematics
Degree
2002-03Doctor Degree of ScienceUniversity of Tsukuba
1999-03Master Degree of ScienceKyoto University
Articles
Books
  • Crystal bases, path models, and a twining character formula for Demazure modules
    佐垣 大輔
    2002-03
Conference, etc.
  • Chevalley type formula for level-zero Demazure modules in terms of the quantum alcove model
    Sagaki Daisuke
    Discussion Meeting on Representation Theory 2020/2020-12-10--2020-12-12
  • Chevalley type and Monk type formulas for level-zero Demazure modules
    Sagaki Daisuke
    Crystals and Their Generalizations/2019-03-25--2019-03-29
  • Combinatorial standard monomial theory for semi-infinite Lakshmibai-Seshadri paths
    Sagaki Daisuke
    Conference on Algebraic Representation Theory/2018-11-30--2018-12-02
  • Specializations of nonsymmetric Macdonald polynomials and Demazure type submodules of extremal weight modules
    Sagaki Daisuke
    Infinite Analysis 17: Algebraic and Combinatorial Aspects in Integrable Systems/2017-12-04--2017-12-07
  • Semi-infinite Lakshmibai-Seshadri path model for level-zero extremal weight modules over quantum affine algebras
    Sagaki Daisuke
    Lectures in Seoul National University/2017-12-28--2017-12-29
  • Introduction to extremal weight modules for quantum affine algebras
    Sagaki Daisuke
    Spring School on Representation Theory/2017-03-13--2017-03-17
  • Description of level-zero Lakshmibai-Seshadri paths in terms of the quantum Bruhat graph
    Sagaki Daisuke
    Shanghai Workshop on Representation Theory Special session at Osaka/2012-12-15--2012-12-16
  • 量子 Bruhat グラフを用いたレベル・ゼロ LS パスの表示
    佐垣 大輔
    組合せ論的表現論とその周辺/2012-10-09--2012-10-12
Teaching
2026-01 -- 2026-02Calculus IIIUniversity of Tsukuba.
2025-05 -- 2025-08Calculus IUniversity of Tsukuba.
2026-01 -- 2026-02Calculus 3University of Tsukuba.
2025-05 -- 2025-08Calculus 1University of Tsukuba.
2025-10 -- 2026-02Research in Algebra VBUniversity of Tsukuba.
2025-04 -- 2025-08Research in Algebra VBUniversity of Tsukuba.
2025-10 -- 2026-02Research in Algebra VAUniversity of Tsukuba.
2025-04 -- 2025-08Research in Algebra VAUniversity of Tsukuba.
2025-10 -- 2026-02Research in Algebra IVBUniversity of Tsukuba.
2025-04 -- 2025-08Research in Algebra IVBUniversity of Tsukuba.
more...
Other educational activities
2009-08 -- 2009-08筑波大学数学類体験学習（世話人）筑波大学
2008-08 -- 2008-08筑波大学数学類体験学習（講師）筑波大学
University Management
2024-04 -- 2025-03理工学群共通数学検討委員
2022-04 -- 2024-03数理物質系運営委員
2022-04 -- 2024-03学群教育会議委員
2022-04 -- 2024-03理工学群運営委員
2022-04 -- 2023-03理系女子学生に選ばれる大学TFメンバー
2022-04 -- 2024-03理工学群数学類数学類長
2020-04 -- 2022-03アドミッションセンター専門委員
2020-04 -- 2022-03理工学群共通数学検討委員
2020-04 -- 2022-03理工学群FD実行委員長
2020-04 -- 2022-03理工学群総合政策室員
more...

(Last updated: 2025-05-09)