Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempor

¬(¬q ∨ (T ∧ p)) ↔ ((r ↔ s) ∨ ¬s)