Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.absorpand

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

⇒ logic.propositional.falsezeroand

F || q || ~~p