Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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