Semibrick‐cosilting correspondence

Abstract Let be a finite‐dimensional algebra. In this paper, we show that there is a natural bijection between cosilting modules in and semibricks in satisfying some condition. Also this bijection restricts to a bijection between all semibricks in and a certain subclass of cosilting modules. These bijections are generalizations of Asai's correspondence ( Int. Math. Res. Not . 16 (2020) 4993–5054) between support ‐tilting modules and right finite semibricks.

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Publication Details

Journal
Bulletin of the London Mathematical Society
Published
2025-05-02
DOI
https://doi.org/10.1112/blms.70076
Primary Topic
Algebraic structures and combinatorial models
Type
article
Field-Weighted Citation Impact
0.00

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article

Semibrick‐cosilting correspondence

Alireza Nasr‐Isfahani, Ramin Ebrahimi
Bulletin of the London Mathematical Society
Algebraic structures and combinatorial models
article

Semibrick‐cosilting correspondence

Alireza Nasr‐Isfahani, Ramin Ebrahimi
article en

Abstract

Abstract Let be a finite‐dimensional algebra. In this paper, we show that there is a natural bijection between cosilting modules in and semibricks in satisfying some condition. Also this bijection restricts to a bijection between all semibricks in and a certain subclass of cosilting modules. These bijections are generalizations of Asai's correspondence ( Int. Math. Res. Not . 16 (2020) 4993–5054) between support ‐tilting modules and right finite semibricks.

Bulletin of the London Mathematical SocietyVol. 57(7)
University of Isfahan (IR), Institute for Research in Fundamental Sciences (IR)
Iran National Science Foundation, Institute for Research in Fundamental Sciences
Openalex Percentile: Top 86%
Algebraic structures and combinatorial models
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