论文标题

Gorenstein Silting模块和Gorenstein投射模块

Gorenstein silting modules and Gorenstein projective modules

论文作者

Gao, Nan, Ma, Jing, Zhang, Chi-Heng

论文摘要

(部分)戈伦斯坦淤积模块被引入和研究。结果表明,对于有限CM型的有限维代数,部分Gorenstein Silting模块与τ_g-rigid模块进行了培养。 Gorenstein Silting模块是2-期Gorenstein Silting复合物的模块理论对应物。以及模块类别中的两项戈伦斯坦淤积复合物,T结构和扭转对之间的关​​系。此外,在这种情况下,经典的Brenner-Butler定理的相应版本是特征的。以及在代数A上的2-期戈伦斯坦silting复合物的内态代数的全局尺寸的上限也以A.的Gorenstein全球维度的术语为特征。

(Partial) Gorenstein silting modules are introduced and investigated. It is shown that for finite dimensional algebras of finite CM-type, partial Gorenstein silting modules are in bijection with τ_G-rigid modules; Gorenstein silting modules are the module-theoretic counterpart of 2-term Gorenstein silting complexes; and the relation between 2-term Gorenstein silting complexes, t-structures and torsion pairs in module categories. Furthermore, the corresponding version of the classical Brenner-Butler theorem in this setting are characterised; and the upper bound of the global dimension of endomorphism algebras of 2-term Gorenstein silting complexes over an algebra A are also characterised by terms of the Gorenstein global dimension of A.

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