Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

(p || q) /\ (r <-> ((T /\ p) || (T /\ p)))

⇒ logic.propositional.idempor

(p || q) /\ (r <-> (T /\ p))

⇒ logic.propositional.truezeroand

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