Hayasaka Futoshi

ハヤサカフトシ | Hayasaka Futoshi

Affiliation and department：
Job title： Professor

Research field (1)： Algebra

Research keywords (6)： graded ring , multiplicity , integral closure , module , local ring , Commutative Algebra

Research theme for competitive and other funds (3)：

Papers (20)：

Futoshi Hayasaka, Vijay Kodiyalam. Indecomposable integrally closed modules of rank 3 over two-dimensional regular local rings. Journal of Pure and Applied Algebra. 2024. 228. 6. Paper No. 107612, 18 pp.
Futoshi Hayasaka, Vijay Kodiyalam. Note on indecomposable integrally closed modules of rank 2 over two-dimensional regular local rings. Journal of Commutative Algebra. 2023. 15. 4. 513-518
Futoshi Hayasaka. Indecomposable integrally closed modules of arbitrary rank over a two-dimensional regular local ring. Journal of Pure and Applied Algebra. 2022. 226. 8. Paper No. 107026, 26 pp.
Futoshi Hayasaka. Constructing indecomposable integrally closed modules over a two-dimensional regular local ring. Journal of Algebra. 2020. 556. 879-907
Futoshi Hayasaka. A formula for the associated Buchsbaum-Rim multiplicities of a direct sum of cyclic modules II. Communications in Algebra. 2019. 47. 8. 3250-3263

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MISC (1)：

Futoshi Hayasaka. Modules of reduction number one. Preprint (math.AC/0612741). 2006

Lectures and oral presentations (39)：

On ideals of indecomposable integrally closed modules over two-dimensional regular local rings
(2022)
2次元正則局所環上の直既約整閉加群について
(特異点セミナー 2022)
2次元正則局所環上の階数2の直既約整閉加群
(第33回可換環論セミナー 2022)
A note on the Buchsbaum-Rim multiplicity of modules over a two-dimensional regular local ring
(第42回可換環論シンポジウム 2021)
単項式イデアルに付随する高階数直既約整閉加群
(可換環論オンラインワークショップ 2020)

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Education (1)：

Professional career (1)：

Work history (6)：

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Association Membership(s) (1)：

日本数学会

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