Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempor

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