Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.demorganor

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

⇒ logic.propositional.notnot

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