YANAGAWA Kouji 柳川浩二

Researcher Number	40283006
Other IDs
External Links
Affiliation (Current)	2025: 関西大学, システム理工学部, 教授
Affiliation (based on the past Project Information) *help	2015 – 2025: 関西大学, システム理工学部, 教授 2016: 関西大学, 工学部, 教授 2007 – 2014: Kansai University, Department of Science and Technology, Associate Professor 2013: 関西大学, 工学部, 准教授 2006: 大阪大学, 大学院理学研究科, 助手 … More 2001 – 2005: 大阪大学, 大学院・理学研究科, 助手 2004: 大阪大学, 大学院・数理科学研究科, 助手 2000: 阪大, 理学(系)研究科, 助手 1997 – 1999: 大阪大学, 大学院・理学研究科, 助手 1998: 大阪大学, 大学院・理学研究所, 助手 Less
Review Section/Research Field	Principal Investigator Algebra / Basic Section 11010:Algebra-related / Algebra Except Principal Investigator Algebra / Geometry / Algebra
Keywords	Principal Investigator 組合せ論的可換代数 / 極小自由分解 / アファイン半群環 / Specht ideal / アファイン有向マトロイド / 双対化複体 / 導来圏 / Koszul双対性 / 局所双対性 / 単体的ポセット … More / 対称群の表現論 / Cohen-Macaulay性 / 局所コホモロジー / 単項式イデアル / toric face ring / Stanley-Reisner環 / コーエン・マコーレー環 / Cohen-Macaulay環 / スタンレー・ライスナー環 / 普遍グレブナ基底 / Li Li ideal / グレブナ基底 / グレブナー扇 / グレブナー基底 / Spechtイデアル / Specht 加群 / モジュラー群 / q-変形有理数 / Specht イデアル / Ｃｏｈｅｎ－Ｍａｃａｕｌａｙ性 / Cohen-Macaulay 性 / cd指数 / 正則CW複体 / 有向マトロイド / CW胞体 / Lyubeznik 数 / Stanley depth / (単項式イデアルの)polarization / 離散モース理論 / affine semigroup ring / Borel fixed ideal / 石田複体 / dualizing complex / linearity defect / Castelnuovo-Mumford regularity / ポアンカレ・ヴェルディエ双対性 / 単体的半順序集合 / Stanley Risner環 / BGG対応 / 弱Koszul加群 / 有限正則胞複体 / (複対の)Castelnuoro-Mumtord regularity / AS正則代数 / Koszul代数 / sequentially Cohen-Macaulay / Poincare-Verdier双対性 / 構成可能層 / incidence algebra / 単項式 / ポアンカレーヴェルディエ双対性 / 層 / 尊来圏 / squarefree加群 / lattice ideal / グレブナ-基底 / 極小自由分析 / ヒルベルト関数 / 次数付可換環 / Grobner基底 / monomial ideal / 準素分解 / Helbert関数 … More Except Principal Investigator Cohen-Macaulay環 / 極小自由分解 / minimal free resolution / multiplicity / Stanley-Reisner ring / 正則度 / Stanley-Reisner環 / 重複度 / 線形自由分解 / Cohen-Macaulay ring / Cohen-Macaulay / graded Betti number / lexsegment ideal / generic initial ideal / componentwise linear / 算術階数 / Stanley-Reisner イデアル / Stanley-Reisner ideal / Stanley-Reisnerイデアル / 記号的べき / 射影次元 / 辺イデアル / Castelnuovo-Mumford reaularity / Stanley-Reisner 環 / Castelnuovo-Mumford regularity / linear resolution / Buchsbaum ring / Buchsbaum / Castelnuovo-Mumford正則度 / Buchsbaum環 / Stnaley-Reisner環 / Convergence theorem / Laplacian / comparions geometry / Hausdorff distance / Alexandrov space / リーマン多様体 / エントロピー / 大域リーマン幾何 / 収束定理 / ラプラシアン / 比較幾何学 / ハウスドルフ距離 / アレクサンドロフ空間 / Kruskal-Katona thearem / polynomial ring / squaretree inonomial / Gorenstein環 / Hilbert函数 / 三角形分割 / グレブナ-基底 / 外積代数 / 有限自由分解 / 凸多面体 / 双対複体 / 次数付ベッチ数列 / 単体的複体 / h-三角形 / Componentwise linear / Kruskal-katona定理 / 多項式環 / squarefree monomial / Ｓｔａｎｌｅｙ－Ｒｅｉｓｎｅｒ　イデアル / arithmetical rank / クリティカル加群 / 特性多様体 / 超幾何系 / D-加群 / ネター性 / 半群環 / トーリック多様体 / 微分作用素環 Less

組合せ論的可換代数への圏論的アプローチの深化Principal Investigator
- Principal Investigator
  
  柳川浩二
- Project Period (FY)
  2025 – 2028
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 11010:Algebra-related
- Research Institution
  Kansai University
The study on ring theoretic properties and Groebner basis of Specht idealsPrincipal Investigator
- Principal Investigator
  
  柳川浩二
- Project Period (FY)
  2022 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 11010:Algebra-related
- Research Institution
  Kansai University
The Cohen-Macaulay property of ideals associated with subspace arrangementsPrincipal Investigator
- Principal Investigator
  
  Yanagawa Kohji
- Project Period (FY)
  2019 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 11010:Algebra-related
- Research Institution
  Kansai University
Application of commutative algebra to topological study on affine oriented matroidsPrincipal Investigator
- Principal Investigator
  
  Yanagawa Kohji
- Project Period (FY)
  2016 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Kansai University
Arithmetical rank of Stanley-Reisner ideals and projective dimension of their powers
- Principal Investigator
  
  Terai Naoki
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Saga University
Application of New Methods of Combinatorial Topology to Commutative AlgebraPrincipal Investigator
- Principal Investigator
  
  Yanagawa Kohji
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Kansai University
Minimal free resolutions and the arithmetical rank of Stanley-Reisner ideals
- Principal Investigator
  
  TERAI Naoki
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Saga University
The applications of derived categories and topological methods to combinatorial commutative algebraPrincipal Investigator
- Principal Investigator
  
  YANAGAWA Kohji
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Kansai University
Application of Koszul duality to commutative algebraPrincipal Investigator
- Principal Investigator
  
  YANAGAWA Kouji
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Kansai University
THE RING OF DIFFERENTIAL OPERATORS ON AN AFFINE TORIC VARIETYAND ITS APPLICATIONS
- Principal Investigator
  
  SAITO Mutsumi
- Project Period (FY)
  2006 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Hokkaido University
Study on minimal free resolution of Stanley-Reisner rings
- Principal Investigator
  
  TERAI Naoki
- Project Period (FY)
  2006 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Saga University
Study on minimal free resolution of Stanley-Reisner rings
- Principal Investigator
  
  TERAI Naoki
- Project Period (FY)
  2004 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Saga University
層や導来圏の理論を用いた組合せ論的可換代数の研究Principal Investigator
- Principal Investigator
  
  柳川浩二
- Project Period (FY)
  2003 – 2005
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Algebra
- Research Institution
  Osaka University
Stanley-Reisner環の理論に現れるKoszul双対性の研究Principal Investigator
- Principal Investigator
  
  柳川浩二
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Algebra
- Research Institution
  Osaka University
単項式イデアルの研究への圏論的手法の応用Principal Investigator
- Principal Investigator
  
  柳川浩二
- Project Period (FY)
  2000
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  Algebra
- Research Institution
  Osaka University
Geometry of space of Riemannian manifolds
- Principal Investigator
  
  OTSU Yukio
- Project Period (FY)
  1999 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Kyushu University
  Osaka University
次数付可換環のヒルベルト関数と極小自由分解Principal Investigator
- Principal Investigator
  
  柳川浩二
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  Algebra
- Research Institution
  Osaka University
Foundation of computational Commutative algebra with a view toward combinatorics on convex polytopes
- Principal Investigator
  
  HIBI Takayuki
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Algebra
- Research Institution
  Osaka University

[Journal Article] Groebner fans of Specht ideals2025
- Author(s)
  Ohsugi Hidefumi, Yanagawa Kohji
- Journal Title
  
  Journal of Algebra and Its Applications
  
  Volume: -
- DOI
  10.1142/s0219498826501720
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-24K00534, KAKENHI-PROJECT-22K03258
[Journal Article] Arithmetic on q -deformed rational numbers2025
- Author(s)
  Takeyoshi Kogiso, Kengo Miyamoto, Xin Ren, Michihisa Wakui, Kohji Yanagawa
- Journal Title
  
  Arnold Mathematical Journal
  
  Volume: -
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K03456
[Journal Article] Elementary construction of minimal free resolutions of the Specht ideals of shapes (n ? 2,2) and (d,d,1)2023
- Author(s)
  Shibata Kosuke、Yanagawa Kohji
- Journal Title
  
  Journal of Algebra and Its Applications
  
  Volume: 22 Issue: 09
- DOI
  10.1142/s0219498823501992
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03456
[Journal Article] Elementary construction of the minimal free resolution of the Specht ideal of shape (n???d,d)2023
- Author(s)
  Shibata Kosuke、Yanagawa Kohji
- Journal Title
  
  Journal of Algebra
  
  Volume: 634 Pages: 563-584
- DOI
  10.1016/j.jalgebra.2023.07.028
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03456
[Journal Article] Gr¨obner Bases of Radical Li-Li Type Ideals Associated with Partitions2023
- Author(s)
  Ren Xin、Yanagawa Kohji
- Journal Title
  
  SIAM Journal on Discrete Mathematics
  
  Volume: 37 Issue: 4 Pages: 2382-2396
- DOI
  10.1137/23m1547627
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K03258
[Journal Article] A note on the reducedness and Groebner bases of Specht ideals2022
- Author(s)
  Murai Satoshi、Ohsugi Hidefumi、Yanagawa Kohji
- Journal Title
  
  Communications in Algebra
  
  Volume: 50 Issue: 12 Pages: 5430-5434
- DOI
  10.1080/00927872.2022.2085288
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03456, KAKENHI-PROJECT-21K03190, KAKENHI-PROJECT-18H01134
[Journal Article] Graded Cohen-Macaulay domains and lattice polytopes with short h-vector2022
- Author(s)
  Lukas Katthaen, Kohji Yanagawa
- Journal Title
  
  Discrete & Computational Geometry
  
  Volume: 掲載確定 Issue: 2 Pages: 608-617
- DOI
  10.1007/s00454-021-00342-z
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03456
[Journal Article] Elementary construction of minimal free resolutions of the Specht ideals of shapes (n-2,2) and (d,d,1)2022
- Author(s)
  Kosuke Shibata, Kohji Yanagawa
- Journal Title
  
  Journal of Algebra and its Applications
  
  Volume: 掲載確定
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03456
[Journal Article] Regularity of Cohen-Macaulay Specht ideals2021
- Author(s)
  Shibata Kosuke、Yanagawa Kohji
- Journal Title
  
  Journal of Algebra
  
  Volume: 582 Pages: 73-87
- DOI
  10.1016/j.jalgebra.2021.04.022
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03456
[Journal Article] When is a Specht ideal Cohen-Macaulay?2020
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Journal of Commutative Algebra
  
  Volume: 掲載決定
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K05114
[Journal Article] Alexander duality for the alternative polarizations of strongly stable ideals2020
- Author(s)
  Kosuke Shibata, Kohji Yanagawa
- Journal Title
  
  Communications in Algebra
  
  Volume: 掲載決定 Issue: 7 Pages: 3011-3030
- DOI
  10.1080/00927872.2020.1726940
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03456
[Journal Article] Vandermonde determinantal ideals2019
- Author(s)
  Junzo Watanabe, Kohji Yanagawa
- Journal Title
  
  Mathematica Scandinavica
  
  Volume: 掲載決定
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K05114
[Journal Article] The Cohen-Macaulayness of the bounded complex of an affine oriented matroid2018
- Author(s)
  Okazaki Ryota、Yanagawa Kohji
- Journal Title
  
  Journal of Combinatorial Theory, Series A
  
  Volume: 157 Pages: 1-27
- DOI
  10.1016/j.jcta.2018.01.004
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K05114, KAKENHI-PROJECT-15K17514
[Journal Article] Non-level semi-standard graded Cohen-Macaulay domain with h-vector (h_0,h_1,h_2)2017
- Author(s)
  Akihiro Higashitani, Kohji Yanagawa
- Journal Title
  
  J Pure Appl. Algebra
  
  Volume: 印刷中 Issue: 1 Pages: 191-201
- DOI
  10.1016/j.jpaa.2017.03.011
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-16K05114
[Journal Article] Lyubeznik numbers of local rings and linear strands of graded ideals2017
- Author(s)
  Alvarez Montaner Josep、Yanagawa Kohji
- Journal Title
  
  Nagoya Mathematical Journal
  
  Volume: 掲載決定 Pages: 23-54
- DOI
  10.1017/nmj.2017.10
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05114
[Journal Article] A Canonical module characterization of Serre's (R_1)2017
- Author(s)
  Lukas katthaen, Kohji Yanagawa
- Journal Title
  
  Communications in Algebra
  
  Volume: 未定
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400057
[Journal Article] Dualizing complexes of seminormal affine semigroup rings and toric face rings2015
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Journal of Algebra
  
  Volume: 425 Pages: 367-391
- DOI
  10.1016/j.jalgebra.2014.11.013
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25400057
[Journal Article] Properties of Lyubeznik numbers under localization and polarization2015
- Author(s)
  Arindam Banerjee, Luis Nunez-Betancourt, Kohji Yanagawa
- Journal Title
  
  Journal of Pure and Applied Algebra
  
  Volume: 219 Issue: 11 Pages: 4872-4888
- DOI
  10.1016/j.jpaa.2015.03.010
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400057
[Journal Article] Addendum to “Frobenius and Cartier algebras of Stanley-Reisner rings” [J. Algebra 358 (2012) 414-425]2014
- Author(s)
  Josep Alvarez-Montaner, Kohji Yanagawa
- Journal Title
  
  Journal of Algebra
  
  Volume: 未定 Pages: 300-304
- DOI
  10.1016/j.jalgebra.2013.09.006
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400057
[Journal Article] Squarefree P-modules and the cd-index2014
- Author(s)
  Satoshi Murai, Kohji Yanagawa
- Journal Title
  
  Advances in Mathematics
  
  Volume: 265 Pages: 241-279
- DOI
  10.1016/j.aim.2014.07.037
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25400043, KAKENHI-PROJECT-25400057
[Journal Article] On CW complexes supporting Eliahou-Kervaire type resolutions of Borel fixed ideals2014
- Author(s)
  Ryota Okazaki, Kohji Yanagawa
- Journal Title
  
  Collectanea Mathematica
  
  Volume: 未定 Issue: 1 Pages: 125-147
- DOI
  10.1007/s13348-014-0104-0
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400057
[Journal Article] Alternative polarizations of Borel fixed ideals, Eliahou.Kervaire type resolution and discrete Morse theory2013
- Author(s)
  Ryota Okazaki and Kohji Yanagawa
- Journal Title
  
  Journal of Algebraic Combinatorics
  
  Volume: 掲載決定
- Data Source
  KAKENHI-PROJECT-22540057
[Journal Article] Sliding functor and polarization functor for multigraded modules2012
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Communications in Algebra
  
  Volume: Vol. 40 Pages: 1151-1166
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540057
[Journal Article] Alternative polarizations of Borel fixed ideals2012
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Nagoya Mathematical Journal
  
  Volume: Vol. 207 Pages: 79-93
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540057
[Journal Article] Higher Cohen-Macaulay property of squarefree modules and simplicial posets2011
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Proceedings of the American Mathematical Society
  
  Volume: Vol. 139 Pages: 3057-3066
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540057
[Journal Article] Higher Cohen-Macaulay property of squarefree modules and simplicial posets2011
- Author(s)
  Koji Yanagawa
- Journal Title
  
  Proceedings of the American Mathematical Society
  
  Volume: 139 Pages: 3057-3066
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540057
[Journal Article] Dualizing complex of the face ring of a simplicial poset2011
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Journal of Pure and Applied Algebra
  
  Volume: Vol. 215 Pages: 2231-2241
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540057
[Journal Article] Alexander duality and Stanley depth of multigraded modules2011
- Author(s)
  Ryota Okazaki and Kohji Yanagawa
- Journal Title
  
  Journal of Algebra
  
  Volume: Vol. 340, Pages: 35-52
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540057
[Journal Article] Linearity Defect and Regularity over a Koszul Algebra2009
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Mathematica Scandinavica 104
  
  Pages: 205-220
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540028
[Journal Article] Dualizing complex of a toric face ring2009
- Author(s)
  Ryota Okazaki, Kohji Yanagawa
- Journal Title
  
  Nagoya Mathematical Journal 196
  
  Pages: 87-116
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540028
[Journal Article] Linearity Defect and Regularity over a Koszul Algebra2009
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Mathematica Scandinavica (印刷中)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540028
[Journal Article] Linearity defect and regularity over a Koszul algebra2009
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Mathematica Scandinavica Vol.104
  
  Pages: 205-220
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540028
[Journal Article] Dualizing complex of toric face ring2009
- Author(s)
  Ryota Okazaki, Kohji Yanagawa
- Journal Title
  
  Nagoya Mathematical Journal Vol.196
  
  Pages: 87-116
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540028
[Journal Article] Notes on C-graded modules over an affine semigroup ring K[C]2008
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Communications in Algebra 36
  
  Pages: 3122-3146
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540028
[Journal Article] Notes on C-gradedmodules over an affine semigroup ring K[C]2008
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Comm. Algebra 361
  
  Pages: 3122-3146
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540002
[Journal Article] Notes on C-graded modules over an affine semigroup ring K[C]2008
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Communications in Algebra Vol.36
  
  Pages: 3122-3146
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540028
[Journal Article] Linearitydefects of face rings2007
- Author(s)
  R. Okazaki and K. Yanagawa
- Journal Title
  
  J. Algebra 314
  
  Pages: 362-382
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540002
[Journal Article] Linearity defects of face rings2007
- Author(s)
  Ryota Okazaki, Kohji Yanagawa
- Journal Title
  
  Journal of Algebra 314・1
  
  Pages: 362-382
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540002
[Journal Article] Linearity defects of face rings2007
- Author(s)
  Ryota Okazaki, Kohji Yanagawa
- Journal Title
  
  Journal of Algebra Vol.314
  
  Pages: 362-382
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540028
[Journal Article] BGG correspondence and Roemer's theorem on an exterior algebra2006
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Algebras and Representation Theory 9・6
  
  Pages: 569-579
- Data Source
  KAKENHI-PROJECT-18540002
[Journal Article] Castelnuovo-Mumford regularity for complexes and weakly Koszul modules2006
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Journal of Pure and Applied Algebra (in press)
- Data Source
  KAKENHI-PROJECT-15740014
[Journal Article] BGG correspondence and Roemer's theorem on an exterior algebra, Algebr2006
- Author(s)
  K. Yanagawa
- Journal Title
  
  sent. Theory 9
  
  Pages: 569-579
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540002
[Journal Article] BGG correspondence and Roomer's theorem on an exterior algebra2006
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Algebras and Representation Theory (to appear)
- Data Source
  KAKENHI-PROJECT-15740014
[Journal Article] Castelnuovo-Mumfordregularity for complexes and weakly Koszulmodules2006
- Author(s)
  K. Yanagawa
- Journal Title
  
  J. Pure Appl 207
  
  Pages: 77-97
- Data Source
  KAKENHI-PROJECT-18540002
[Journal Article] Dualizing complex of the incidence algebra of a finite regular cell complex2005
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  llinois Journal of Mathematics (in press)
- Data Source
  KAKENHI-PROJECT-15740014
[Journal Article] BGG correspondence and Romer's theorem of an exterior algebra
- Author(s)
  柳川浩二
- Journal Title
  
  Algebras and Representation Theory (発表予定)
- Data Source
  KAKENHI-PROJECT-16540028
[Journal Article] Notes on C-graded modules over an affine semigroup ring F[C]
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  Communications in Algebra (印刷中)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540028
[Journal Article] BGG correspondence and Roemer's theorem on an exterior algebra
- Author(s)
  柳川浩二
- Journal Title
  
  Algebras and Representation Theory (発表予定)
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16540028
[Journal Article] BGG correspondance and Roemer's theorem on an exterior algebra
- Author(s)
  Kohji Yanagawa
- Journal Title
  
  (To appear)
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-16540028
[Presentation] Arithmetic on q-deformed rational numbers2024
- Author(s)
  任キン、小木曽岳義、宮本賢伍、和久井道久、柳川浩二
- Organizer
  日本数学会 2024年度秋季総合分科会
- Data Source
  KAKENHI-PROJECT-19K03456
[Presentation] Arithmetic and combinatorics on q-deformed rationals2024
- Author(s)
  柳川浩二
- Organizer
  可換環論と射影代数幾何学2024
- Invited
- Data Source
  KAKENHI-PROJECT-19K03456
[Presentation] Local cohomology modules at ideals associated with simplicial posets2024
- Author(s)
  柳川浩二
- Organizer
  RIMS 共同研究（公開型）『第45回可換環論シンポジウム』
- Data Source
  KAKENHI-PROJECT-22K03258
[Presentation] q-変形有理数の組合せ論2023
- Author(s)
  柳川浩二
- Organizer
  OCAMI 可換環論・不変式論セミナー II
- Data Source
  KAKENHI-PROJECT-19K03456
[Presentation] Minimal free resolutions of Specht ideals for (n － d, d)2022
- Author(s)
  柴田孝祐、柳川浩二
- Organizer
  2022年度秋季総合分科会　代数学分科会　(於：北海道大学)
- Data Source
  KAKENHI-PROJECT-19K03456
[Presentation] Strongly stable ideal の既約分解と局所コホモロジーの関係2019
- Author(s)
  柴田孝祐; 柳川　浩二
- Organizer
  日本数学会 2019年度年会代数学分科会
- Data Source
  KAKENHI-PROJECT-16K05114
[Presentation] When is a Specht ideal Cohen-Macaulay?2019
- Author(s)
  Kohji Yanagawa
- Organizer
  1147th AMS Meeting, Spring Central and Western Joint Sectional Meeting, Special Session on Commutative Algebra and its Environs,
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05114
[Presentation] Strongly stable ideal のalternative polarization とそのAlexander 双対について2018
- Author(s)
  柴田孝祐; 柳川　浩二
- Organizer
  日本数学会秋季総合分科会代数学分科会
- Data Source
  KAKENHI-PROJECT-16K05114
[Presentation] When is a Specht ideal Cohen-Macaulay?2017
- Author(s)
  柳川浩二
- Organizer
  PRIMA（Pacific Rim Mathematical Association） 2017 Congress
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05114
[Presentation] Lyubeznik numbers of local rings and linear strands of graded ideals2016
- Author(s)
  Kohji Yanagawa
- Organizer
  International Conference and 8th Japan-Vietnam joint Seminar on Commutative Algebra
- Place of Presentation
  Ha Long, Vietnam
- Year and Date
  2016-03-21
- Data Source
  KAKENHI-PROJECT-25400057
[Presentation] Non-level semi-standard graded Cohen-Macaulay domains with h-vectors (h_0, h_1, h_2)2016
- Author(s)
  東谷章弘, 柳川浩二
- Organizer
  日本数学会秋季総合分科会
- Place of Presentation
  関西大学
- Year and Date
  2016-09-16
- Data Source
  KAKENHI-PROJECT-16K05114
[Presentation] アフィン有向マトロイドのbounded complex のCohen-Macaulay 性とマトロイド・イデアルのCohen-Macaulay性2015
- Author(s)
  岡崎亮太, 柳川浩二
- Organizer
  日本数学会 2015年度秋季総合分科会
- Place of Presentation
  京都産業大学
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-25400057
[Presentation] The Cohen{Macaulayness of the bounded complex of an affine oriented matroid2015
- Author(s)
  Ryota Okazaki, Kohji Yanagawa
- Organizer
  第37回可換環論シンポジウム
- Place of Presentation
  倉敷シーサイドホテル（岡山）
- Year and Date
  2015-11-18
- Data Source
  KAKENHI-PROJECT-25400057
[Presentation] Lyubeznik numbers of local rings and linear strands of graded ideals2014
- Author(s)
  Kohji Yanagawa
- Organizer
  第36回可換環論シンポジウム
- Place of Presentation
  IPC 生産性国際交流センター（神奈川）
- Year and Date
  2014-11-24
- Data Source
  KAKENHI-PROJECT-25400057
[Presentation] 有向マトロイドに付随する単項式イデアル2014
- Author(s)
  柳川浩二
- Organizer
  組合せ論と可換代数サマーセミナー２０１４
- Place of Presentation
  宮島コーラルホテル (広島)
- Year and Date
  2014-09-23
- Data Source
  KAKENHI-PROJECT-25400057
[Presentation] On a minimal free resolution of a Borel fixed ideal and its supporting CW complex2012
- Author(s)
  岡崎亮太, 柳川浩二
- Organizer
  日本数学会秋季総合分科会代数学分科会
- Place of Presentation
  九州大学
- Year and Date
  2012-09-21
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] Dualizing complexes of seminormal affine semigroup rings and toric face rings2012
- Author(s)
  柳川浩二
- Organizer
  第34回可換環論シンポジウム
- Place of Presentation
  湘南国際村生産性国際交流センター
- Year and Date
  2012-11-25
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] Discrete Morse theory and combinatorial commutative algebra II2012
- Author(s)
  柳川浩二
- Organizer
  (非)可換代数とトポロジー
- Place of Presentation
  信州大学(招待講演)
- Year and Date
  2012-03-15
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] Free resolutions of (variants of) Borel fixed ideals2012
- Author(s)
  柳川浩二
- Organizer
  第52回代数学シンポジウム
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2012-08-21
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] Alternative polarizations of Borel fixed ideals, Eliahou-Kervaire type resolution and discrete Morse theory2011
- Author(s)
  Kohji Yanagawa
- Organizer
  The 7th Japan-Vietnam Joint Seminar on Commutative Algebra
- Place of Presentation
  クイニョン大学(ベトナム)研究所
- Year and Date
  2011-12-16
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] Derived categories and topological methods in combinatorial commutative algebra I, II2011
- Author(s)
  柳川浩二
- Organizer
  空間の代数的・幾何的モデルとその周辺
- Place of Presentation
  京都大学数理解析研究所
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] Alternative polarizations of Borel fixed ideals and Eliahou-Kervaire type resolutions2011
- Author(s)
  岡崎亮太, 柳川浩二
- Organizer
  第44回環論および表現論シンポジウム
- Place of Presentation
  岡山大学
- Year and Date
  2011-09-27
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] Derived categories and topological methods in combinatorial commutative algebra I, II2011
- Author(s)
  柳川浩二
- Organizer
  空間の代数的・幾何的モデルとその周辺
- Place of Presentation
  京都大学数理解析研究所(招待講演)
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] Alternative polarizations of Borel fixed ideals, Eliahou-Kervaire type resolution and discrete Morse theory2011
- Author(s)
  Kohji Yanagawa
- Organizer
  The 7th Japan-Vietnam Joint Seminar on Commutative Algebra
- Place of Presentation
  クイニョン大学(ベトナム)(招待講演)
- Year and Date
  2011-12-16
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] Sliding functor and polarization functor for multigraded modules2010
- Author(s)
  Kohji Yanagawa
- Organizer
  The 6^<th> Japan-Vietnam Joint Seminar on Commutative Algebra
- Place of Presentation
  IPC生産性国際交流センター(神奈川県)
- Year and Date
  2010-12-13
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] On the face ring of a simplicial poset2010
- Author(s)
  Kohji Yanagawa
- Organizer
  The 5th joint Japan-Vietnam join seminar on Commutative algebra
- Place of Presentation
  ハノイ数学研究所
- Year and Date
  2010-01-08
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] Sliding functor and polarization functor for multigraded modules2010
- Author(s)
  Kohji Yanagawa
- Organizer
  The 6th Japan-Vietnam Joint Seminar on Commutative Algebra
- Place of Presentation
  湘南国際村生産性国際交流センター
- Year and Date
  2010-12-13
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] Derived categories in combinatorial commutative algebra2010
- Author(s)
  Kohji Yanagawa
- Organizer
  研究集会"Lefschetz fibration and category theory"
- Place of Presentation
  大阪大学(招待講演)
- Year and Date
  2010-06-04
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] On the face ring of a simplicial poset2010
- Author(s)
  Kohji Yanagawa
- Organizer
  The 5^<th> joint Japan-Vietnam join seminar on Commutative algebra
- Place of Presentation
  Hsnoi Institute of Mathematics(ベトナム)
- Year and Date
  2010-01-08
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] Dualizing complex of a toric face ring2009
- Author(s)
  Kohji Yanagawa
- Organizer
  Pacific Rim Mathematical Association (PRIMA) Congress
- Place of Presentation
  University of New SouthWales (シドニー)
- Year and Date
  2009-06-09
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] Recent topics on derived categories in combinatorial commutative algebra2009
- Author(s)
  柳川浩二
- Organizer
  研究集会Syzygies of Projective Varieties
- Place of Presentation
  佐賀大学
- Year and Date
  2009-09-15
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] Homological approach to the face ring of a simplicial poset2009
- Author(s)
  柳川浩二
- Organizer
  第42回環論および表現論シンポジウム
- Place of Presentation
  大阪教育大学
- Year and Date
  2009-10-10
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] Dualizing complex of a toric face ring2009
- Author(s)
  Kohji Yanagawa
- Organizer
  Pacific Rim Mathematical Association(PRIMA)Congress
- Place of Presentation
  University of New South Wales(シドニー・豪)
- Year and Date
  2009-06-09
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] Recent topics on derived categories in combinatorial commutative algebra2009
- Author(s)
  Kohji Yanagawa
- Organizer
  研究集会「Syzygies of Projective Varieties」
- Place of Presentation
  佐賀大学
- Year and Date
  2009-09-15
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] Squarefree modules over a toric face ring2008
- Author(s)
  Kohji Yanagawa
- Organizer
  International Conference on Commutative Algebra
- Place of Presentation
  横浜開港記念会館
- Year and Date
  2008-03-21
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] Dualizing complex of a toric face ring-Normal and non-normal cases2008
- Author(s)
  Kohji Yanagawa
- Organizer
  第30回可換環論シンポジウム
- Place of Presentation
  国民宿舎虹の松原ホテル(佐賀県)
- Year and Date
  2008-11-20
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] Squarefree modules over atoric face ring2008
- Author(s)
  K. Yanagawa
- Organizer
  International Conferenceon Commutative Algebra
- Place of Presentation
  横浜市開港記念会館
- Year and Date
  2008-03-21
- Data Source
  KAKENHI-PROJECT-18540002
[Presentation] Linearity defects of Stanley-Reisner rings2008
- Author(s)
  Kohji Yanagawa
- Organizer
  環論-表現論・ホモロジー代数との関連を中心に(P. Jorgensen教授の来阪に合わせて行われた研究集会)
- Place of Presentation
  大阪府立大学
- Year and Date
  2008-07-16
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] Dualizing complex of a toric face ring- Normal and non-normal cases2008
- Author(s)
  柳川浩二
- Organizer
  第30回可換環論シンポジウム
- Place of Presentation
  国民宿舎虹の松原ホテル(佐賀県)
- Year and Date
  2008-11-20
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] Dualizing complex of a toricface ring-Normal and non-normal cases2008
- Author(s)
  柳川浩二
- Organizer
  第30回可換環論シンポジウム
- Place of Presentation
  国民宿舎虹の松原ホテル
- Year and Date
  2008-11-20
- Data Source
  KAKENHI-PROJECT-18540002
[Presentation] Linearity Defect and Regularity over a Koszul Algebra2007
- Author(s)
  柳川浩二
- Organizer
  第29回可換環論シンポジウム
- Place of Presentation
  愛知厚生年金会館ウェルシティなごや
- Year and Date
  2007-11-21
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] BGG 対応と組合せ論的可換代数2007
- Author(s)
  柳川浩二
- Organizer
  研究集会「計算可換代数と計算代数幾何」
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2007-01-15
- Data Source
  KAKENHI-PROJECT-18540002
[Presentation] Regularities of cochain complexes and Koszul duality2007
- Author(s)
  Kohji Yanagawa
- Organizer
  Castelnuovo-Mumford Regularity and Applications
- Place of Presentation
  マックスプランク数学研究所(ライプツィヒ)
- Year and Date
  2007-06-15
- Data Source
  KAKENHI-PROJECT-19540028
[Presentation] Regularities of cochaincomplexes and Koszul duality, Castelnuovo-Mumford Regularity andApplications2007
- Author(s)
  K. Yanagawa
- Place of Presentation
  マックスプランク数学研究所ライプツィヒ(独)
- Year and Date
  2007-06-15
- Data Source
  KAKENHI-PROJECT-18540002
[Presentation] Linearity defect of gradedmodules over an exterior algebra2006
- Author(s)
  柳川浩二
- Organizer
  第39回環論および表現論シンポジウム
- Place of Presentation
  広島大学
- Year and Date
  2006-09-16
- Data Source
  KAKENHI-PROJECT-18540002
[Presentation] 多面体的複体の flag f-列について
- Author(s)
  村井聡, 柳川浩二
- Organizer
  日本数学会2014年度年会
- Place of Presentation
  学習院大学(東京)
- Data Source
  KAKENHI-PROJECT-25400057
[Presentation] Free resolutions of (variants of) Borel fixed ideals
- Author(s)
  柳川浩二
- Organizer
  第57回代数学シンポジウム
- Place of Presentation
  京都大学数理解析研究所
- Invited
- Data Source
  KAKENHI-PROJECT-22540057
[Presentation] 単項式イデアルの Lyubeznik table
- Author(s)
  柳川浩二
- Organizer
  組合せ論と可換代数サマーセミナー
- Place of Presentation
  下関市生涯学習プラザ（山口）
- Data Source
  KAKENHI-PROJECT-25400057
[Presentation] Dualizing complexes of seminormal affine semigroup rings and toric face rings
- Author(s)
  柳川浩二
- Organizer
  第３４回可換環論シンポジウム
- Place of Presentation
  IPC生産性国際センター
- Data Source
  KAKENHI-PROJECT-22540057

1. TERAI Naoki (90259862)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
2. YOSHIDA Kenichi (80240802)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
3. ICHIKAWA Takashi (20201923)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
4. SHIMADA Ichiro (10235616)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
5. NUMATA Yasuhide (00455685)

# of Collaborated Projects: 2 results

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6. WAKUI Michihisa (60252574)

# of Collaborated Projects: 2 results

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7. MORI Izuru (50436903)

# of Collaborated Projects: 2 results

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8. WAKAMATSU Takayoshi (00192435)

# of Collaborated Projects: 2 results

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9. UEHARA Tsuyoshi (80093970)

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10. MIYAZAKI Chikashi (90229831)

# of Collaborated Projects: 2 results

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11. KIMURA Kyouko (60572633)

# of Collaborated Projects: 2 results

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12. NAKAHARA Tohru (50039278)

# of Collaborated Projects: 2 results

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13. SAITO Mutsumi (70215565)

# of Collaborated Projects: 1 results

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14. YAMASHITA Hirosh (30192793)

# of Collaborated Projects: 1 results

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15. KAWAI Shigeo (30186043)

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16. MURAI Satoshi (90570804)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
17. HIBI Takayuki (80181113)

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18. NAMIKAWA Yoshinori (80228080)

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# of Collaborated Products: 0 results
19. MIYANISHI Masayoshi (80025311)

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20. SUZUKI Takashi (40114516)

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21. KAWANAKA Noriaki (10028219)

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22. OTSU Yukio (80233170)

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23. GOTO Ryushi (30252571)

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24. SHIOYA Takashi (90235507)

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25. YAMADA Koutarou (10221657)

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26. TANAKA Tatsuji (80039370)

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27. 小川裕之 (70243160)

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28. 磯崎洋 (90111913)

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29. 山口孝男 (00182444)

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30. 大山陽介 (10221839)

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31. 大和健二 (70093474)

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32. 和田健志 (70294139)

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33. 庄田敏宏 (10432957)

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34. 岡田拓三 (20547012)

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35. 青山崇洋 (60516178)

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36. 大杉英史

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YANAGAWA Kouji 柳川 浩二

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組合せ論的可換代数への圏論的アプローチの深化Principal Investigator

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The study on ring theoretic properties and Groebner basis of Specht idealsPrincipal Investigator

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The Cohen-Macaulay property of ideals associated with subspace arrangementsPrincipal Investigator

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Application of commutative algebra to topological study on affine oriented matroidsPrincipal Investigator

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Arithmetical rank of Stanley-Reisner ideals and projective dimension of their powers

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Application of New Methods of Combinatorial Topology to Commutative AlgebraPrincipal Investigator

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Minimal free resolutions and the arithmetical rank of Stanley-Reisner ideals

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The applications of derived categories and topological methods to combinatorial commutative algebraPrincipal Investigator

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Application of Koszul duality to commutative algebraPrincipal Investigator

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THE RING OF DIFFERENTIAL OPERATORS ON AN AFFINE TORIC VARIETYAND ITS APPLICATIONS

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Study on minimal free resolution of Stanley-Reisner rings

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Study on minimal free resolution of Stanley-Reisner rings

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層や導来圏の理論を用いた組合せ論的可換代数の研究Principal Investigator

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YANAGAWA Kouji 柳川浩二