Proof of `Full response obstructions are effective profiles plus selected atoms` (1st statement)
groundedproofs/Lax342547Proofs/EffectiveObstructions.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
The actual rank-one derivative tests and table injection flags kill both reciprocal contractions. Double annihilation gives the pin-plus-key rows and columns; unselected sparse support removes their key directions.