Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempor

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

⇒ logic.propositional.truezeroand

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