Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

¬(((¬q ∧ ¬q) ∨ p) ∧ (¬q ∨ p)) ↔ (T ∧ ((r ↔ s) ∨ ¬s))

⇒ logic.propositional.idempand

¬((¬q ∨ p) ∧ (¬q ∨ p)) ↔ (T ∧ ((r ↔ s) ∨ ¬s))