Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.truezeroand

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