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