Let $R$ be a commutative local ring. $M$ and $N$ are two finitely generated $R$-module of finite injective dimension.
I want to fine an example of $M$ and $N$ such that $injdim(M)\neq injdim(N)$
Does anyone know? thanks
2026-03-28 00:48:39.1774658919
example of injective dimension of finitely generated module
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