Proof of `Ambient symmetries and frame marginals` (5th statement)
groundedproofs/Lax342547Proofs/FrameSymmetry.lean · lax-342547
What this proof establishes
no assumptions
Assuming the claims on the left, the claim on the right holds — checked by the archive's pipeline. Proof code is not displayed here.
Description
Transitivity and equal completion counts also hold for the plus channel alone, giving its unconditional uniform injective-frame law.