Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.falsezeroand

F || ~~p || F || q

⇒ logic.propositional.falsezeroor

F || ~~p || q