Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.falsezeroor

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