Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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