`BookProof.QgOuterFockInteractionFL.QgFamily.secExt_symmetricOn` (n : ℕ) : SymmetricOn (harmFried (n * 84)).dom (F.secExt n)

Initializing...

`BookProof.QgOuterFockInteractionFL.QgFamily.secExt_symmetricOn` (n : ℕ) : SymmetricOn (harmFried (n * 84)).dom (F.secExt n) · Prove2Me