Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.idempor

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