Description: The field of complex numbers is a function. Alternate proof of cnfldfun not requiring that the index set of the components is ordered, but using quadratically many inequalities for the indices. (Contributed by AV, 14-Nov-2021) (Proof shortened by AV, 11-Nov-2024) (Proof modification is discouraged.) (New usage is discouraged.)
Ref | Expression | ||
---|---|---|---|
Assertion | cnfldfunALT | |