Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

(F ∨ ¬((q → p) ∨ (q → p))) ↔ ((r ↔ s) ∨ (¬s ∧ ¬s))

⇒ logic.propositional.defimpl

(F ∨ ¬(¬q ∨ p ∨ (q → p))) ↔ ((r ↔ s) ∨ (¬s ∧ ¬s))

⇒ logic.propositional.defimpl

(F ∨ ¬(¬q ∨ p ∨ ¬q ∨ p)) ↔ ((r ↔ s) ∨ (¬s ∧ ¬s))

⇒ logic.propositional.idempor

(F ∨ ¬(¬q ∨ p)) ↔ ((r ↔ s) ∨ (¬s ∧ ¬s))