Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

¬¬(¬(q → p) ↔ ((r ↔ s) ∨ ¬s ∨ ¬s))

⇒ logic.propositional.idempor

¬¬(¬(q → p) ↔ ((r ↔ s) ∨ ¬s))