Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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