Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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