Let $F$ be a field and $A$ and $B$ are two finite dimensional $F$-algebra. If $\theta$ is a ring isomorphism between $A$ and $B$, does $\theta$ must be a $F$-linear transformation?
2026-02-22 19:31:32.1771788692
Does a ring isomorphism between two $F$-algebras must be a $F$-linear transformation
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