Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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