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