Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.truezeroand

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