Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

(F /\ r) || q || ~(T /\ (~p || ~p))

⇒ logic.propositional.truezeroand

(F /\ r) || q || ~(~p || ~p)

⇒ logic.propositional.idempor

(F /\ r) || q || ~~p