Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempor

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