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) ∨ (¬(r ∨ r) ∧ ¬s) ∨ ¬s))
⇒ logic.propositional.idempor(¬(q → p) ↔ ((r ↔ s) ∨ ¬s)) ∨ (¬(q → (p ∨ p)) ↔ ((r ∧ s) ∨ (¬r ∧ ¬s) ∨ ¬s))