Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

(~(p || p) /\ ~(p || p)) <-> (p /\ q)

⇒ logic.propositional.idempand

~(p || p) <-> (p /\ q)

⇒ logic.propositional.idempor

~p <-> (p /\ q)