YANAGAWA,Kohji - Faculty of Engineering Science Department of Mathematics

YANAGAWA, Kohji

Faculty, Department/Institute

Faculty of Engineering Science Department of Mathematics

Academic status (qualification)

Professor Apr. 1,2015

Undergraduate Degrees・University

Nagoya University Faculty of Science1991 Graduated

Graduate Degrees・University

Nagoya University Doctor's Degree Program 1996 Completed

Academic Degrees

Doctor of Science Mar. 1996 Nagoya University

Research fields	keyword
Algebra	commutative algebra;

research topic	Homological approach to combinatorial commutative algebra
Study theme state	Individual Research
research duration
Research Programs
keyword	Stanley-Reisner_ring,affine_semigroup_ring,local_duality,Koszul_duality,Poincare-Verdier_duality,
Research field
Research Topics Overview

所属学会・団体名	役職名 (役職在任期間)
Mathematical Society of Japan

Research Publications

No.	Type of publication	Date of publication (Date of presentation)	Title	Type of research result	Jointly authored or single authored	Publisher and journal name	Volume number
1	Papers1	2021/9/15～2021,09,15,,,	Regularity of Cohen-Macaulay Specht ideals	Academic Journal	Co-authored	Journal of Algebra	Vol. 582, Pages 73-87
2	Papers1	2021～2021,00,00,,,	When is a Specht ideal Cohen–Macaulay?	Academic Journal	Single-Author	Journal of Commutative Algebra	Volume 13 , No. 4, 589–608
3	Papers1	2020/7～2020,07,00,,,	Alexander duality for the alternative polarizations of strongly stable ideals	Academic Journal	Co-authored	Communications in Algebra	Vol. 48, pp. 3011-3030
4	Papers1	2019/10～2019,10,00,,,	Vandermonde determinantal ideals	Academic Journal	Co-authored	Mathematica Scandinavica	Vol 125, No 2, pp.179-184
5	Academic presentation7	2019/3/22～2019,03,22,,,	When is a Specht ideal Cohen-Macaulay?		Single-Author
6	Lecture19	2018/9/19～2018/9/202018,09,19,2018,09,20	Homological methods in combinatorial commutative algebra I, II		Single-Author
7	Papers1	2018/9～2018,09,00,,,	LYUBEZNIK NUMBERS OF LOCAL RINGS AND LINEAR STRANDS OF GRADED IDEALS	Academic Journal	International coauthorship	Nagoya Mathematical Journal	Volume 231, pp. 23-54
8	Papers1	2018/7～2018,07,00,,,	The Cohen–Macaulayness of the bounded complex of an affine oriented matroid	Academic Journal	Co-authored	Journal of Combinatorial Theory, Series A	Volume157, Pages. 1-27
9	Papers1	2018/1～2018,01,00,,,	Non-level semi-standard graded Cohen–Macaulay domain with h-vector (h_0,h_1,h_2)	Academic Journal	Co-authored	Journal of Pure and Applied Algebra	Volume 222, Issue 1, Pages 191-201
10	Lecture19	2017/11/14～2017,11,14,,,	When is a Specht ideal Cohen-Macaulay?		Single-Author
11	International academic conference8	2017/8/14～2017,08,14,,,	When is a Specht ideal Cohen-Macaulay?		Single-Author
12	Papers1	2017/2～2017,02,00,,,	A canonical module characterization of Serre’s (R1)	Academic Journal	International coauthorship	Communications in Algebra	Volume 45, Issue 2, Pages 600--605
13	Lecture19	2016/11/19～2016,11,19,,,	Non-level semi-standard graded Cohen-Macaulay domains with h-vectors (h_0, h_1, h_2)		Co-authored
14	International academic conference8	2016/3/16～2016,03,16,,,	Lyubeznik numbers of local rings and linear strands of graded ideals		Single-Author
15	Lecture19	2015/11/18～2015,11,18,,,	The Cohen-Macaulayness of the bounded complex of an affine oriented matroid		Co-authored
16	Papers1	2015/11～2015,11,,,,	Properties of Lyubeznik numbers under localization and polarization	Academic Journal	International coauthorship	Journal of Pure and Applied Algebra	Volume 219, Issue 11, Pages 4872–4888
17	Lecture19	2015/8/10～2015,08,10,,,	The Cohen-Macaulayness of the bounded complex of an affine oriented
18	Papers1	2015/3～2015,03,,,,	Dualizing complexes of seminormal affine semigroup rings and toric face rings	Academic Journal	Single-Author	Journal of Algebra	Volume 425, pp. 367–391
19	Papers1	2015/1～2015,01,,,,	On CW complexes supporting Eliahou-Kervaire type resolutions of Borel fixed ideals	Academic Journal	Co-authored	Collectanea Mathematica	Volume 66, pp.125-147
20	Lecture19	2014/11/24～2014,11,24,,,	Lyubeznik numbers of local rings and linear strands of graded ideals		Single-Author
21	Papers1	2014/11～2014,11,,,,	Squarefree P-modules and the cd-index	Academic Journal	Co-authored	Advances in Mathematics	Volume 265, pp.241–279
22	Papers1	2014/9～2014,09,,,,	Addendum to “Frobenius and Cartier algebras of Stanley–Reisner rings” [J. Algebra 358 (2012) 162–177]	Academic Journal	International coauthorship	Journal of Algebra	Volume 414, pp. 300-304
23	Papers1	2013/9～2013,09,,,,	Alternative polarizations of Borel fixed ideals, Eliahou–Kervaire type resolution and discrete Morse theory	Academic Journal	Co-authored	Journal of Algebraic Combinatorics	Volume 38, Issue 2, pp 407-436
24	Lecture19	2012/11/25～2012,11,25,,,	Dualizing complexes of seminormal affine semigroup rings and toric face rings		Single-Author
25	Academic presentation7	2012/9/21～2012,09,21,,,	On a minimal free resolution of a Borel fixed ideal and its supporting CW complex		Co-authored
26	Papers1	2012/9～2012,09,,,,	Alternative polarizations of Borel fixed ideals	Academic Journal	Single-Author	Nagoya Mathematical Journal	vol.207, pp. 79-93
27	Lecture19	2012/8/21～2012,08,21,,,	Free resolutions of (variants of) Borel fixed ideals		Single-Author
28	Papers1	2012/3～2012,03,,,,	Sliding Functor and Polarization Functor for Multigraded Modules	Academic Journal	Single-Author	Communications in Algebra	Volume 40, Issue 3, pp.1151-1166
29	International academic conference8	2011/12/16～2011,12,16,,,	Alternative polarizations of Borel fixed ideals, Eliahou-Kervaire type resolution and discrete Morse theory		Single-Author
30	Lecture19	2011/9/27～2011,09,27,,,	Alternative polarizations of Borel fixed ideals and Eliahou-Kervaire type		Co-authored
31	Lecture19	2011/9/7～2011/9/82011,09,07,2011,09,08	Derived categories and topological methods in combinatorial commutative algebra I, II		Single-Author
32	Papers1	2011/9～2011,09,,,,	Dualizing complex of the face ring of a simplicial poset	Academic Journal	Single-Author	Journal of Pure and Applied Algebra	Vol.215, no.9, pp.2231-2241
33	Papers1	2011/9～2011,09,,,,	Higher Cohen-Macaulay property of squarefree modules and simplicial posets	Academic Journal	Single-Author	Proceedings of the American Mathematical Society	Vol.139, pp.3057-3066.
34	Papers1	2011/8～2011,08,,,,	Alexander duality and Stanley depth of multigraded modules	Academic Journal	Co-author	Journal of Algebra	Vol. 340, pp.35-52.
35	International academic conference8	2010/12/13～2010,12,13,,,	Sliding functor and polarization functor for multigraded modules		Single-Author
36	International academic conference8	2010/1/8～2010,01,08,,,	On the face ring of a simplicial poset		Single-Author
37	Lecture19	2009/9/15～2009,09,15,,,	Recent topics on derived categories in combinatorial commutative algebra		Single-Author
38	International academic conference8	2009/6/7～2009,06,07,,,	Dualizing complex of a toric face ring		Single-Author
39	Papers1	2009～2009,,,,,	Linearity Defect and Regularity over a Koszul algebra	Academic Journal	Single-Author	Mathematica Scandinavica	vol.104, no.2, pp.205-220.
40	Papers1	2009～2009,,,,,	Dualizing complex of a toric face ring	Academic Journal	Co-authored	Nagoya Mathematical Journal	vol.196, pp.87-116.
41	Papers1	2008～2008,,,,,	Notes on C-graded modules over an affine semigroup ring K[C]	Academic Journal	Single-Author	Communications in Algebra	Voｌ.36, no.8, pp.3122-3146
42	Papers1	2007～2007,,,,,	Linearity defects of face rings	Academic Journal	Co-authored	Journal of Algebra	Vol. 314, no. 1, pp.362--382
43	Papers1	2006～2006,,,,,	BGG correspondence and Römer's theorem on an exterior algebra	Academic Journal	Single-Author	Algebras and Representation Theory	Vol. 9, no. 6, pp.569--579
44	Papers1	2006～2006,,,,,	Castelnuovo-Mumford regularity for complexes and weakly Koszul modules	Academic Journal	Single-Author	Journal of Pure and Applied Algebra	Vol.207, no.1, pp.77-97
45	Papers1	2005～2005,,,,,	Dualizing complex of the incidence algebra of a finite regular cell complex	Academic Journal	Single-Author	Illinois Journal of Mathematics	Vol.49, no.4, pp.1221--1243.
46	Papers1	2004～2004,,,,,	Derived category of squarefree modules and local cohomology with monomial ideal support	Academic Journal	Single-Author	Journal of the Mathematical Society of Japan	Vol.56, no.1, pp.289-308,
47	Papers1	2003～2003,,,,,	Stanley-Reisner rings, sheaves, and Poincaré-Verdier duality	Academic Journal	Single-Author	Mathematical Research Letters	Vol.10, no.5-6, pp.635-650
48	Papers1	2002～2002,,,,,	Squarefree modules and local cohomology modules at monomial ideals	Monograph	Single-Author	Local cohomology and its applications (Guanajuato, 1999), Lecture Notes in Pure and Applied Mathematics. vol. 226	pp. 207-231,
49	Papers1	2001～2001,,,,,	Local cohomology of Stanley-Reisner rings with supports in general monomial ideals	Academic Journal	International coauthorship	Journal of Algebra	Vol.244, no.2, pp.706-736,
50	Papers1	2001～2001,,,,,	Sheaves on finite posets and modules over normal semigroup rings	Academic Journal	Single-Author	Journal of Pure and Applied Algebra	Vol.161, no.3, pp.341-366,
51	Papers1	2001～2001,,,,,	Bass numbers of local cohomology modules with supports in monomial ideals	Academic Journal	Single-Author	Mathematical Proceedings of the Cambridge Philosophical Society	Vol.131, no.1, pp.45-60,
52	Papers1	2000～2000,,,,,	Generic and cogeneric monomial ideals	Academic Journal	International coauthorship	Journal of Symbolic Computation	Vol. 29, no. 4-5, pp.691-708
53	Papers1	2000～2000,,,,,	Alexander duality for Stanley-Reisner rings and squarefree N^n-graded modules	Academic Journal	Single-Author	Journal of Algebra	Vol. 225, no. 2, pp.630-645.
54	Papers1	1999～1999,,,,,	F_{\Delta} type free resolutions of monomial ideals	Academic Journal	Single-Author	Proceedings of the American Mathematical Society	Vol. 127, no. 2, pp.377-383
55	Papers1	1998～1998,,,,,	On the regularities of arithmetically Buchsbaum curves	Academic Journal	Single-Author	Mathematische Zeitschrift	Vol. 226, no. 1, pp.155-163,
56	Papers1	1997～1997,,,,,	Associated primes and arithmetic degrees	Academic Journal	International coauthorship	Journal of Algebra	Vol.192, no.1, pp.166-182.
57	Papers1	1996～1996,,,,,	A characterization of integral curves with Gorenstein hyperplane sections	Academic Journal	Single-Author	Proceedings of the American Mathematical Society	Vol. 124, no. 5, pp.1379-1384/,
58	Papers1	1995～1995,,,,,	Castelnuovo's lemma and $h$-vectors of Cohen-Macaulay homogeneous domains	Academic Journal	Single-Author	Journal of Pure and Applied Algebra	Vol.105, no.1, pp.107-116,
59	Papers1	1994～1994,,,,,	Some generalizations of Castelnuovo's lemma on zero-dimensional schemes	Academic Journal	Single-Author	Journal of Algebra	Vol.170, no.2, pp.429-439,

PapersIn refereedAcademic JournalCo-authorSHIBATA, Kosuke;YANAGAWA, Kohji2023/11～https://doi.org/10.1016/j.jalgebra.2023.07.028

PapersIn refereedAcademic JournalCo-authorREN, Xin;YANAGAWA, Kohji2023/10/13～https://doi.org/10.1137/23M1547627

Academic presentationUnrefereedCo-authorREN, Xin;YANAGAWA,Kohji2023/9/23～2023/9/23

PapersIn refereedAcademic JournalCo-authorShibata, Kosuke;Yanagawa, KohjiJournal of Algebra and Its ApplicationsVol. 22, No. 9 23501992023/9～https:///dx.doi.org/10.1142/S0219498823501992?

PapersIn refereedAcademic JournalCo-authorMURAI, Satoshi;OHSUGI, Hidefumi;YANAGAWA, Kohji2022/12～https://doi.org/10.1080/00927872.2022.2085288

PapersIn refereedAcademic JournalInternational coauthorshipKatthän, Lukas;Yanagawa, Kohji2022/9～https://doi.org/10.1007/s00454-021-00342-z

PapersRegularity of Cohen-Macaulay Specht idealsIn refereedAcademic JournalCo-authoredSHIBATA, Kosuke;YANAGAWA, KohjiJournal of AlgebraVol. 582, Pages 73-872021/9/15～https://doi.org/10.1016/j.jalgebra.2021.04.022

OrganizerYANAGAWA,Kohji2021/9/6～2021/9/10

PapersWhen is a Specht ideal Cohen–Macaulay?In refereedAcademic JournalSingle-AuthorYANAGAWA,KohjiJournal of Commutative AlgebraVolume 13 , No. 4, 589–6082021～DOI: 10.1216/jca.2021.13.589

PapersAlexander duality for the alternative polarizations of strongly stable idealsIn refereedAcademic JournalCo-authoredSHIBATA, Kosuke;YANAGAWA,KohjiCommunications in AlgebraVol. 48, pp. 3011-30302020/7～https://doi.org/10.1080/00927872.2020.1726940

LectureUnrefereedCo-authoredSHIBATA, Kosuke;YANAGAWA,Kohji2019/11/29～

PapersVandermonde determinantal idealsIn refereedAcademic JournalCo-authoredWATANABE, Junzo;YANAGAWA, KohjiMathematica ScandinavicaVol 125, No 2, pp.179-1842019/10～https://doi.org/10.7146/math.scand.a-114906

LectureUnrefereedSingle-AuthorYANAGAWA,Kohji2019/9/28～2019/9/29

LectureUnrefereedSingle-AuthorYANAGAWA,Kohji2019/4/5～

Academic presentationWhen is a Specht ideal Cohen-Macaulay?UnrefereedSingle-AuthorYANAGAWA,Kohji2019/3/22～1147th AMS Meeting, Spring Central and Western Joint Sectional Meeting, Special Session on Commutative Algebra and its Environs,University of Hawaii at ManoaEnglish

Academic presentationUnrefereedCo-authoredSHIBATA, Kohsuke;YANAGAWA,Kohji2019/3/18～

Academic presentationUnrefereedCo-authoredSHIBATA, Kosuke;YANAGAWA,Kohji2018/9/24～

LectureHomological methods in combinatorial commutative algebra I, IISingle-AuthorYANAGAWA,Kohji2018/9/19～2018/9/20The 51st Symposium on Ring Theory and Representation TheoryOkayama University of Science英語

PapersLYUBEZNIK NUMBERS OF LOCAL RINGS AND LINEAR STRANDS OF GRADED IDEALSIn refereedAcademic JournalInternational coauthorshipÀLVAREZ MONTANER, Josep;YANAGAWA,KohjiNagoya Mathematical JournalVolume 231, pp. 23-542018/9～https://doi.org/10.1017/nmj.2017.10

PapersThe Cohen–Macaulayness of the bounded complex of an affine oriented matroidIn refereedAcademic JournalCo-authoredOKAZAKI, Ryota;YANAGAWA,KohjiJournal of Combinatorial Theory, Series AVolume157, Pages. 1-272018/7～https://doi.org/10.1016/j.jcta.2018.01.004

LectureUnrefereedSingle-AuthorYANAGAWA,Kohji2018/2/20～2018/2/21

PapersNon-level semi-standard graded Cohen–Macaulay domain with h-vector (h_0,h_1,h_2)In refereedAcademic JournalCo-authoredHigashitani, Akihiro;YANAGAWA, KohjiJournal of Pure and Applied AlgebraVolume 222, Issue 1, Pages 191-2012018/1～https://doi.org/10.1016/j.jpaa.2017.03.011

LectureWhen is a Specht ideal Cohen-Macaulay?UnrefereedSingle-AuthorYANAGAWA,Kohji2017/11/14～The 39th Japan Symposium on Commutative AlgebraResearch Institute for Mathematical Sciences, Kyoto UniversityEnglish

International academic conferenceWhen is a Specht ideal Cohen-Macaulay?UnrefereedSingle-AuthorYANAGAWA,Kohji2017/8/14～英語

PapersA canonical module characterization of Serre’s (R1)In refereedAcademic JournalInternational coauthorshipKatthän, Lukas;YANAGAWA, KohjiCommunications in AlgebraVolume 45, Issue 2, Pages 600--6052017/2～https://doi.org/10.1080/00927872.2016.1172611

LectureNon-level semi-standard graded Cohen-Macaulay domains with h-vectors (h_0, h_1, h_2)UnrefereedCo-authoredAkihiro Higashitani;Kohji Yanagawa2016/11/19～The 38th Symposium on Commutative AlgebraInternational productivity center, Shonan international village

Academic presentationUnrefereedCo-authoredAkihiro Higashitani;Kohji Yanagawa2016/9/16～

International academic conferenceLyubeznik numbers of local rings and linear strands of graded idealsUnrefereedSingle-AuthorYANAGAWA,Kohji2016/3/16～英語

LectureThe Cohen-Macaulayness of the bounded complex of an affine oriented matroidUnrefereedCo-authoredOKAZAKI, Ryota;YANAGAWA,Kohji2015/11/18～

PapersProperties of Lyubeznik numbers under localization and polarizationIn refereedAcademic JournalInternational coauthorshipBanerjeea, Arindam;Núñez-Betancourta, Luis;Yanagawa, KohjiJournal of Pure and Applied AlgebraVolume 219, Issue 11, Pages 4872–48882015/11～https://doi.org/10.1016/j.jpaa.2015.03.010

Academic presentationUnrefereedCo-authorOkazaki, Ryota;YANAGAWA,Kohji2015/9/13

LectureThe Cohen-Macaulayness of the bounded complex of an affine orientedYANAGAWA,Kohji2015/8/10～

LectureUnrefereedSingle-AuthorYANAGAWA,Kohji2015/6/29～

PapersDualizing complexes of seminormal affine semigroup rings and toric face ringsIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Journal of AlgebraVolume 425, pp. 367–3912015/3～https://doi.org/10.1016/j.jalgebra.2014.11.013

PapersOn CW complexes supporting Eliahou-Kervaire type resolutions of Borel fixed ideals In refereedAcademic JournalCo-authoredOKAZAKI Ryota;YANAGAWA Kohji;Collectanea MathematicaVolume 66, pp.125-1472015/1～https://doi.org/10.1007/s13348-014-0104-0

LectureLyubeznik numbers of local rings and linear strands of graded idealsSingle-AuthorKohji Yanagawa;2014/11/24～The 36th Symposium on Commutative AlgebraInternational productivity center, Shonan international village

LectureYANAGAWA,Kohji2014/11/10～

PapersSquarefree P-modules and the cd-indexIn refereedAcademic JournalCo-authoredMURAI Satoshi;YANAGAWA Kohji;Advances in MathematicsVolume 265, pp.241–2792014/11～https://doi.org/10.1016/j.aim.2014.07.037

LectureUnrefereedSingle-AuthorYANAGAWA,Kohji;2014/9/23～

PapersAddendum to “Frobenius and Cartier algebras of Stanley–Reisner rings” [J. Algebra 358 (2012) 162–177]In refereedAcademic JournalInternational coauthorshipYANAGAWA Kohji;Àlvarez Montaner, Joseph;Journal of AlgebraVolume 414, pp. 300-3042014/9～https://doi.org/10.1016/j.jalgebra.2013.09.006

Academic presentationUnrefereedCo-authored;;2014/3/15～

PapersAlternative polarizations of Borel fixed ideals, Eliahou–Kervaire type resolution and discrete Morse theoryIn refereedAcademic JournalCo-authoredOKAZAKI Ryota;YANAGAWA Kohji;Journal of Algebraic Combinatorics Volume 38, Issue 2, pp 407-436 2013/9～https://doi.org/10.1007/s10801-012-0409-6

LectureUnrefereedSingle-AuthorYANAGAWA,Kohji;2013/8/10～

LectureDualizing complexes of seminormal affine semigroup rings and toric face ringsUnrefereedSingle-AuthorKohji Yanagawa;;;2012/11/25～The 34th symposium on commutative algebra in JapanInternational Productivity Center (Hayama, Kanagawa )

Academic presentationOn a minimal free resolution of a Borel fixed ideal and its supporting CW complexUnrefereedCo-authoredRyota Okazaki;Kohji Yanagawa;2012/9/21～The Mathematical Society of Japan, Autumn Meeting 2012Kyushu University

PapersAlternative polarizations of Borel fixed idealsIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Nagoya Mathematical Journal vol.207, pp. 79-932012/9～https://doi.org/10.1017/S0027763000022315

LectureFree resolutions of (variants of) Borel fixed idealsUnrefereedSingle-AuthorKohji Yanagawa;;2012/8/21～The 52nd Algebra SymposiumResearch Institute for Mathematical Sciences (Kyoto University)

PapersSliding Functor and Polarization Functor for Multigraded ModulesIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Communications in AlgebraVolume 40, Issue 3, pp.1151-11662012/3～https://doi.org/10.1080/00927872.2010.547540

International academic conferenceAlternative polarizations of Borel fixed ideals, Eliahou-Kervaire type resolution and discrete Morse theoryUnrefereedSingle-AuthorYanagawa, Kohji;2011/12/16～The 7th Japan-Vietnam Joint Seminar on Commutative AlgebraQuy Nhon University (Vietnam)

LectureAlternative polarizations of Borel fixed ideals and Eliahou-Kervaire typeUnrefereedCo-authoredRyota Okazaki;Kohji Yanagawa;2011/9/27～

LectureDerived categories and topological methods in combinatorial commutative algebra I, IISingle-AuthorYANAGAWA Kohji;2011/9/7～2011/9/8Research Institute for Mathematical Sciences, Kyoto UniversityJapanese

PapersDualizing complex of the face ring of a simplicial posetIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Journal of Pure and Applied AlgebraVol.215, no.9, pp.2231-22412011/9～https://doi.org/10.1016/j.jpaa.2011.02.009

PapersHigher Cohen-Macaulay property of squarefree modules and simplicial posetsIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Proceedings of the American Mathematical SocietyVol.139, pp.3057-3066.2011/9～https://doi.org/10.1090/S0002-9939-2011-10734-2

PapersAlexander duality and Stanley depth of multigraded modulesIn refereedAcademic JournalCo-authorOKAZAKI Ryota;YANAGAWA Kohji ;Journal of Algebra Vol. 340, pp.35-52.2011/8～https://doi.org/10.1016/j.jalgebra.2011.05.028

International academic conferenceSliding functor and polarization functor for multigraded modulesUnrefereedSingle-AuthorYANAGAWA Kohji;2010/12/13～The 6th Japan-Vietnam Joint Seminar on Commutative AlgebraInternational productivity center, Shonan international villageEnglish

International academic conferenceOn the face ring of a simplicial posetUnrefereedSingle-AuthorYANAGAWA Kohji;2010/1/8～The 5-th Japan-Vietnam Joint Seminar on Commutative AlgebraHanoi Institute of MathematicsEnglish

LectureRecent topics on derived categories in combinatorial commutative algebraSingle-AuthorYANAGAWA Kohji;2009/9/15～Workshop on "Syzygies of Projective Varieties"Saga University

International academic conferenceDualizing complex of a toric face ringSingle-AuthorYANAGAWA Kohji;2009/6/7～Pacific Rim Mathematical Association (PRIMA) CongressThe University of New South Wales

PapersLinearity Defect and Regularity over a Koszul algebraIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Mathematica Scandinavicavol.104, no.2, pp.205-220.2009～

PapersDualizing complex of a toric face ringIn refereedAcademic JournalCo-authoredOKAZAKI Ryota;YANAGAWA Kohji;Nagoya Mathematical Journalvol.196, pp.87-116.2009～https://doi.org/10.1017/S0027763000009806

PapersNotes on C-graded modules over an affine semigroup ring K[C]In refereedAcademic JournalSingle-AuthorYanagawa Kohji;Communications in AlgebraVoｌ.36, no.8, pp.3122-31462008～https://doi.org/10.1080/00927870802104295

PapersLinearity defects of face ringsIn refereedAcademic JournalCo-authoredOKAZAKI Ryota;YANAGAWA Kohji;Journal of AlgebraVol. 314, no. 1, pp.362--3822007～https://doi.org/10.1016/j.jalgebra.2007.02.049

PapersBGG correspondence and Römer's theorem on an exterior algebraIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Algebras and Representation TheoryVol. 9, no. 6, pp.569--5792006～https://doi.org/10.1007/s10468-006-9037-yGrant-in-Aid for Encouragement of Young Scientists

PapersCastelnuovo-Mumford regularity for complexes and weakly Koszul modulesIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Journal of Pure and Applied AlgebraVol.207, no.1, pp.77-972006～https://doi.org/10.1016/j.jpaa.2005.09.014

PapersDualizing complex of the incidence algebra of a finite regular cell complexIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Illinois Journal of MathematicsVol.49, no.4, pp.1221--1243.2005～Grant-in-Aid for Encouragement of Young Scientists

PapersDerived category of squarefree modules and local cohomology with monomial ideal supportIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Journal of the Mathematical Society of JapanVol.56, no.1, pp.289-308,2004～https://doi.org/10.2969/jmsj/1191418707Grant-in-Aid for Encouragement of Young Scientists

PapersStanley-Reisner rings, sheaves, and Poincaré-Verdier dualityIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Mathematical Research LettersVol.10, no.5-6, pp.635-6502003～https://dx.doi.org/10.4310/MRL.2003.v10.n5.a7Grant-in-Aid for Encouragement of Young Scientists

PapersSquarefree modules and local cohomology modules at monomial idealsIn refereedMonographSingle-AuthorYANAGAWA Kohji;Local cohomology and its applications (Guanajuato, 1999), Lecture Notes in Pure and Applied Mathematics. vol. 226pp. 207-231,2002～Grant-in-Aid for Encouragement of Young Scientists

PapersLocal cohomology of Stanley-Reisner rings with supports in general monomial idealsIn refereedAcademic JournalInternational coauthorshipYANAGAWA Kohji;V.Reiner;V.Welker;Journal of AlgebraVol.244, no.2, pp.706-736,2001～https://doi.org/10.1006/jabr.2001.8932

PapersSheaves on finite posets and modules over normal semigroup ringsIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Journal of Pure and Applied AlgebraVol.161, no.3, pp.341-366,2001～https://doi.org/10.1016/S0022-4049(00)00095-5Grant-in-Aid for Encouragement of Young Scientists

PapersBass numbers of local cohomology modules with supports in monomial idealsIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Mathematical Proceedings of the Cambridge Philosophical SocietyVol.131, no.1, pp.45-60,2001～https://doi.org/10.1017/S030500410100514XGrant-in-Aid for Encouragement of Young Scientists

PapersGeneric and cogeneric monomial idealsIn refereedAcademic JournalInternational coauthorshipYANAGAWA Kohji;E.Miller;B.Sturmfels;Journal of Symbolic ComputationVol. 29, no. 4-5, pp.691-7082000～https://doi.org/10.1006/jsco.1999.0290Grant-in-Aid for Encouragement of Young Scientists

PapersAlexander duality for Stanley-Reisner rings and squarefree N^n-graded modulesIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Journal of AlgebraVol. 225, no. 2, pp.630-645.2000～https://doi.org/10.1006/jabr.1999.8130

PapersF_{\Delta} type free resolutions of monomial idealsIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Proceedings of the American Mathematical SocietyVol. 127, no. 2, pp.377-3831999～https://doi.org/10.1090/S0002-9939-99-04947-3Grant-in-Aid for Exploratory Research

PapersOn the regularities of arithmetically Buchsbaum curvesIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Mathematische ZeitschriftVol. 226, no. 1, pp.155-163,1998～https://doi.org/10.1007/PL00004331

PapersAssociated primes and arithmetic degreesIn refereedAcademic JournalInternational coauthorshipYANAGAWA Kohji;C.Miyazaki;W.Vogel;Journal of AlgebraVol.192, no.1, pp.166-182.1997～https://doi.org/10.1006/jabr.1996.6952

PapersA characterization of integral curves with Gorenstein hyperplane sectionsIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Proceedings of the American Mathematical SocietyVol. 124, no. 5, pp.1379-1384/,1996～https://doi.org/10.1090/S0002-9939-96-03163-2

PapersCastelnuovo's lemma and $h$-vectors of Cohen-Macaulay homogeneous domainsIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Journal of Pure and Applied AlgebraVol.105, no.1, pp.107-116,1995～https://doi.org/10.1016/0022-4049(94)00139-1

PapersSome generalizations of Castelnuovo's lemma on zero-dimensional schemesIn refereedAcademic JournalSingle-AuthorYANAGAWA Kohji;Journal of AlgebraVol.170, no.2, pp.429-439,1994～https://doi.org/10.1006/jabr.1994.1346

YANAGAWA, Kohji

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