Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.nottrue

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

⇒ logic.propositional.falsezeroor

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