Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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