`BookProof.ChapterDeterministic.proj_mul_measOp_apply` (U : Matrix (Fin n) (Fin n) ℂ) (a b i j : Fin n) : (proj a * measOp U b) i j = if i = a then U a b * (starRingEnd ℂ) (U j b)

Initializing...

`BookProof.ChapterDeterministic.proj_mul_measOp_apply` (U : Matrix (Fin n) (Fin n) ℂ) (a b i j : Fin n) : (proj a * measOp U b) i j = if i = a then U a b * (starRingEnd ℂ) (U j b) · Prove2Me