Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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