Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.idempor

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

⇒ logic.propositional.absorpand

q || ~~p

⇒ logic.propositional.notnot

q || p