Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

~(~(q || p) || ~~q || ~(q || ~r))

⇒ logic.propositional.demorganor

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

⇒ logic.propositional.demorganor

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.notnot

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