Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

¬(¬q ∨ p) ↔ ((T ∧ (r ↔ s)) ∨ ¬s)