law not_inj

bend-mathlib@0.8.1.0 · bool.bend:376

import Base

376# Negation is injective: not a = not b implies a = b.
377law not_inj:
378  for a: Bool
379  for b: Bool
380  for h: {Bool.not(a) == Bool.not(b) : Bool}
381  {a == b : Bool}