Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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