Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.absorpand

q || p