Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

¬((q ∨ q) → p) ↔ ¬¬((r ↔ s) ∨ ¬s)

⇒ logic.propositional.idempor

¬(q → p) ↔ ¬¬((r ↔ s) ∨ ¬s)