`BookProof.ChapterMackeyImprimitivity.ImprimitivitySystem.pvm_parseval` (ψ : E) : ∑ x : X, ‖S.p x ψ‖ ^ 2 = ‖ψ‖ ^ 2

Initializing...

`BookProof.ChapterMackeyImprimitivity.ImprimitivitySystem.pvm_parseval` (ψ : E) : ∑ x : X, ‖S.p x ψ‖ ^ 2 = ‖ψ‖ ^ 2 · Prove2Me