Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.demorganor

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