Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.absorpand

F || q || ~~p

⇒ logic.propositional.falsezeroor

q || ~~p

⇒ logic.propositional.notnot

q || p