Exercise logic.propositional.dnf.unicode
Description
Proposition to DNF (unicode support)
Derivation
Final term is not finished¬(q → p) ↔ ((r ↔ (F ∨ s)) ∨ (s → (r ↔ ¬¬s)) ∨ ¬s)
⇒ logic.propositional.notnot¬(q → p) ↔ ((r ↔ (F ∨ s)) ∨ (s → (r ↔ s)) ∨ ¬s)