Kagoshima National College of Technology

2010.4 - 2012.3

A formula for the associated Buchsbaum–Rim multiplicities of a direct sum of cyclic modules Reviewed

Futoshi Hayasaka

Journal of Pure and Applied Algebra   222 ( 11 )   3774 - 3783   2018.11

Asymptotic vanishing of homogeneous components of multigraded modules and its applications Reviewed

Futoshi Hayasaka

Journal of Algebra   513   1 - 26   2018

A COMPUTATION OF BUCHSBAUM-RIM FUNCTIONS OF TWO VARIABLES IN A SPECIAL CASE Reviewed

Futoshi Hayasaka

ROCKY MOUNTAIN JOURNAL OF MATHEMATICS   46 ( 5 )   1547 - 1557   2016

ASYMPTOTIC PERIODICITY OF PRIMES ASSOCIATED TO MULTIGRADED MODULES Reviewed

Futoshi Hayasaka

COMMUNICATIONS IN ALGEBRA   42 ( 6 )   2769 - 2778   2014.6

ASYMPTOTIC PERIODICITY OF GRADE ASSOCIATED TO MULTIGRADED MODULES Reviewed

Futoshi Hayasaka

PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY   140 ( 7 )   2279 - 2284   2012.7

On the Buchsbaum-Rim function of a parameter module Reviewed

Futoshi Hayasaka, Eero Hyry

JOURNAL OF ALGEBRA   327 ( 1 )   307 - 315   2011.2

A NOTE ON THE BUCHSBAUM-RIM MULTIPLICITY OF A PARAMETER MODULE Reviewed

Futoshi Hayasaka, Eero Hyry

PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY   138 ( 2 )   545 - 551   2010.2

On vanishing of certain Ext modules Reviewed

Shiro Goto, Futoshi Hayasaka, Ryo Takahashi

JOURNAL OF THE MATHEMATICAL SOCIETY OF JAPAN   60 ( 4 )   1045 - 1064   2008.10

A Family of Graded Modules Associated to a Module Reviewed

Futoshi Hayasaka, Eero Hyry

COMMUNICATIONS IN ALGEBRA   36 ( 11 )   4201 - 4217   2008

Asymptotic stability of primes associated to homogeneous components of multigraded modules Reviewed

Futoshi Hayasaka

JOURNAL OF ALGEBRA   306 ( 2 )   535 - 543   2006.12

Rees algebras of the second syzygy module of the residue field of a regular local ring Reviewed

S. Goto, F. Hayasaka, K. Kurano, Y. Nakamura

Contemporary Mathematics   390   97 - 108   2005

The a-invariant and Gorensteinness of graded rings associated to filtrations of ideals in regular local rings Reviewed

Shiro Goto, Futoshi Hayasaka, Shin-Ichiro Iai

Proceedings of the American Mathematical Society   131 ( 1 )   87 - 94   2003.1

Towards a theory of Gorenstein m-primary integrally closed ideals Reviewed

S. Goto, F. Hayasaka, S. Kasuga

COMMUTATIVE ALGEBRA, SINGULARITIES AND COMPUTER ALGEBRA   115   159 - 177   2003

Finite homological dimension and primes associated to integrally closed ideals II Reviewed

Shiro Goto, Futoshi Hayasaka

J. Math. Kyoto Univ.   42 ( 4 )   631 - 639   2002

Finite homological dimension and primes associated to integrally closed ideals Reviewed

S. Goto, F. Hayasaka

PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY   130 ( 11 )   3159 - 3164   2002

On ideals of indecomposable integrally closed modules over two-dimensional regular local rings

Futoshi Hayasaka

2022.11.18 

A note on the Buchsbaum-Rim multiplicity of modules over a two-dimensional regular local ring

早坂太

第42回可換環論シンポジウム  2021.11.21 

単項式イデアルに付随する高階数直既約整閉加群 Invited

早坂太

可換環論オンラインワークショップ  2020.11.23 

2次元正則局所環上の階数2の整閉加群の分類について Invited

早坂太

明治大学可換環論セミナー  2024.7.27 

On a question of Ratliff on the associated primes of powers of an ideal Invited

早坂太

OCAMI 可換環論・不変式論セミナー III  2024.1.12 

An example to a question of Ratliff on asymptotic prime divisors

Futoshi Hayasaka, Haruto Imamura

2023.11.25 

直既約整閉加群に付随する行列式イデアルについて

早坂太

岡山可換代数表現セミナー  2023.4.24 

Ideals of indecomposable integrally closed modules over two-dimensional regular local rings Invited

Futoshi Hayasaka

The 11th Japan-Vietnam Joint seminar on Commutative Algebra, by and for young mathematicians  2023.3.30 

２次元正則局所環上の直既約整閉加群について Invited

早坂太

特異点セミナー  2022.7.25 

２次元正則局所環上の階数２の直既約整閉加群

早坂太

第33回可換環論セミナー  2022.6.16 

正則局所環上の加群の整閉包 Invited

早坂 太

日本数学会秋季分科会  2019.9.18 

Indecomposable integrally closed modules associated to complete monomial ideals Invited International conference

早坂 太

Special Session on Commutative Algebra and its Environs, 1147th AMS MEETING  2019.3.23 

整閉単項式イデアルに付随する直既約整閉加群について Invited

東大可換環論セミナー  2018.12.10 

Construction of indecomposable integrally closed modules over a two-dimensional regular local ring

HAYASAKA Futoshi

The 40th symposium on commutative algebra in Japan  2018.11.25 

On constructiong integrally closed modules over a two-dimensional regular local ring Invited International conference

Futoshi Hayasaka

The 10th Japan-Vietnam Joint Seminar on Commutative Algebra  2018.9.14 

2次元正則局所環の整閉イデアルに付随する整閉加群の構成

第20回岡山可換代数表現セミナー  2018.6.11 

A note on constructing integrally closed modules over a two-dimensional regular local ring

Mini-workshop on Commutative Algebra  2018.3.27 

多重次数付き加群の節減と単項式イデアルの整閉性

日本数学会  2018.3.20 

On the associated Buchsbaum-Rim multiplicities of a direct sum of cyclic modules

第39回可換環論シンポジウム  2017.11.17 

Existence of complete reductions and normality of monomial ideals

第16回岡山可換代数表現セミナー  2017.4.20 

On existence of complete and joint reductions of multigraded modules Invited International conference

International Workshop on Commutative Algebra  2017.1.7 

Vanishing of homogeneous components and spread of multigraded modules

第38回可換環論シンポジウム  2016.11.19 

巡回加群の直和の随伴ブックスバウム・リム重複度公式

日本数学会  2016.9.16 

Serre's conditions (S2) and (R1) Invited International conference

The 2nd international school on commutative algebra at Thai Nguyen University  2016.6.9 

The associated graded rings of ideals generated by regular sequences Invited International conference

The 2nd international school on commutative algebra at Thai Nguyen University  2016.6.7 

A formula for the associated Buchsbaum-Rim multiplicity of a direct sum of cyclic modules Invited International conference

International conference and the 8th Japan-Vietnam Joint Seminar on Commutative Algebra  2016.3.25 

Computations of the associated Buchsbaum-Rim multiplicities of a direct sum of cyclic modules

第37回可換環論シンポジウム  2015.11.20 

Buchsbaum-Rim multiplicities of a direct sum of cyclic modules Invited

第60回代数学シンポジウム  2015.8.31 

加群の重複度と整閉包 Invited

早坂 太

明治大学大学院集中講義  2013.9 

Buchsbaum-Rim multiplicity and its generalization Invited

南九州代数系集会  2013.8 

Asymptotic behavior of primes associated to multigraded modules Invited International conference

The 7th Japan-Vitenam Joint Seminar on Commutative Algebra  2011.12 

加群のブックスバウム・リム関数 Invited

第141回数理情報科学談話会（鹿児島大学）  2010.7 

The Buchsbaum-Rim function of a parameter module Invited International conference

The 5th Japan-Vietnam Joint Seminar on Commutative Algebra  2010.1 

The Buchsbaum-Rim function of a parameter module

早坂 太

第42回環論および表現論シンポジウム  2009.10 

The Buchsbaum-Rim function of a parameter module Invited

早坂 太

Summer seminar on ring theory  2009.6 

On the Buchsbaum-Rim multiplicity of a parameter module Invited International conference

The 4th Japan-Vietnam Joint Seminar on Commutative Algebra  2009.2 

A family of graded modules associated to a module Invited International conference

International Conference in Commutative Algebra  2008.1 

On certain graded modules associated to a module Invited International conference

早坂 太

The 3rd Japan-Vietnam Joint Seminar on Commutative Algebra  2007.12 

On modules of reduction number one International conference

The 2nd Japan-Vietnam Joint Seminar on Commutative Algebra  2006.3 

Modules of reduction number one International conference

Nebraska Commutative Algebra Conference: WiegandFest  2005.5 

加群のRees環入門

早坂 太

第1回可換環論サマースクール  2004.1 

Rees algebras of modules over a regular local ring Invited International conference

Session for Young Researchers in Commutative Algebra and Algebraic Geometry  2003.12 

Rees algebras of the second syzygy modules Invited International conference

Commutative Algebra and its Interaction with Algebraic Geometry  2003.6 

Finite homological dimension and primes associated to integrally closed ideals International conference

Conference on Commutative Algebra 2001  2001.8 

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