Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.notnot

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