Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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