Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished
(((q /\ (q || p)) || (~r /\ (q || p))) /\ ~q) || (((q /\ ((q /\ q) || p)) || (~r /\ (q || p))) /\ ~q)
logic.propositional.idempand
(((q /\ (q || p)) || (~r /\ (q || p))) /\ ~q) || (((q /\ (q || p)) || (~r /\ (q || p))) /\ ~q)