Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.idempand

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