Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

(¬(F ∨ (q → p)) ↔ ((r ↔ s) ∨ ¬s)) ∨ F