Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempor

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