Proof of `The symmetric binary gradient form`
groundedproofs/Lax342547Proofs/GradientForm.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
Interchanging arguments permutes the symmetrized terms. On the diagonal each such pair cancels in characteristic two, and each binary scalar squares to itself.