Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.falsezeroor

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