Proof of `Barred response spaces and the actual obstruction rank budget` (2nd statement)
groundedproofs/Lax342547Proofs/BarredSpaces.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
Pins project into their stored primal projections, keys project into the endpoint's selected rays, and every private channel projects to zero.