Proof of `Walsh operator bounds with explicit bilinear rank` (5th statement)
groundedproofs/Lax342547Proofs/BilinearWalsh.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
An arbitrary phase depending only on one input group can be absorbed into that group's weight without changing its absolute value. This includes all affine terms and any frozen within-group quadratic phases.