Let $A$ and $B$ be two isomorphic division rings, both contained in the division ring $C$, and suppose that $[C : A] = [C : B] = 2$.
Under which assumptions do we know that there exists an automorphism of $C$ that maps $A$ to $B$ ?
2026-03-25 17:45:03.1774460703
Isomorphisms between sub division rings of degree $2$
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