Let $A$ be a $R$-algebra. Let $U,V$ be $A$-modules. How to compute $\dim_R(\hom_A(U,V))$?
Thanks to every one!
Let $A$ be a $R$-algebra. Let $U,V$ be $A$-modules. How to compute $\dim_R(\hom_A(U,V))$?
Thanks to every one!
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