Exercise logic.propositional.dnf.unicode
Description
Proposition to DNF (unicode support)
Derivation
Final term is not finished
(¬(¬q ∨ p) ↔ ((r ↔ s) ∨ ¬s)) ∧ (¬(¬q ∨ p) ↔ ((r ↔ s) ∨ (r ↔ s) ∨ ¬s)) ∧ T
⇒ logic.propositional.defequiv(¬(¬q ∨ p) ↔ ((r ↔ s) ∨ ¬s)) ∧ (¬(¬q ∨ p) ↔ ((r ∧ s) ∨ (¬r ∧ ¬s) ∨ (r ↔ s) ∨ ¬s)) ∧ T