Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.absorpand

q || F || ~~p

⇒ logic.propositional.falsezeroor

q || ~~p