Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

(~~~(q /\ T) -> ~r) /\ (q || p) /\ ~q

⇒ logic.propositional.notnot

(~(q /\ T) -> ~r) /\ (q || p) /\ ~q

⇒ logic.propositional.truezeroand

(~q -> ~r) /\ (q || p) /\ ~q