Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.absorpand

~~(q || ~~p)

⇒ logic.propositional.notnot

q || ~~p

⇒ logic.propositional.notnot

q || p