Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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

⇒ logic.propositional.truezeroand

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