A note on projective dimension over twisted commutative algebras

Fuente: arXiv
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Autori principali: Sam, Steven V, Snowden, Andrew
Natura: Preprint
Pubblicazione: 2022
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author Sam, Steven V
Snowden, Andrew
author_facet Sam, Steven V
Snowden, Andrew
contents Let $M$ be a finitely generated module over a free twisted commutative algebra $A$ that is finitely generated in degree one. We show that the projective dimension of $M({\bf C}^n)$ as an $A({\bf C}^n)$-module is eventually linear as a function of $n$. This confirms a conjecture of Le, Nagel, Nguyen, and Römer for a special class of modules.
format Preprint
id arxiv_https___arxiv_org_abs_2207_05860
institution arXiv
publishDate 2022
record_format arxiv
spellingShingle A note on projective dimension over twisted commutative algebras
Sam, Steven V
Snowden, Andrew
Commutative Algebra
Let $M$ be a finitely generated module over a free twisted commutative algebra $A$ that is finitely generated in degree one. We show that the projective dimension of $M({\bf C}^n)$ as an $A({\bf C}^n)$-module is eventually linear as a function of $n$. This confirms a conjecture of Le, Nagel, Nguyen, and Römer for a special class of modules.
title A note on projective dimension over twisted commutative algebras
topic Commutative Algebra
url https://arxiv.org/abs/2207.05860