Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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