`BookProof.Complexification.Cx.cxConj_fixed_iff` (x : Cx W) : cxConj x = x ↔ x.im = 0

Initializing...

`BookProof.Complexification.Cx.cxConj_fixed_iff` (x : Cx W) : cxConj x = x ↔ x.im = 0 · Prove2Me