Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.falsezeroor

¬(q → ¬¬p) ↔ ((r ↔ s) ∨ (¬s ∧ T))