Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.nottrue

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