Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.absorpand

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

⇒ logic.propositional.notnot

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