Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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