Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.absorpand

~~q || ~~p

⇒ logic.propositional.notnot

q || ~~p

⇒ logic.propositional.notnot

q || p