Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.absorpand

F || ~~p || q

⇒ logic.propositional.falsezeroor

~~p || q

⇒ logic.propositional.notnot

p || q