Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.absorpand

~~~~p || q

⇒ logic.propositional.notnot

~~p || q

⇒ logic.propositional.notnot

p || q