Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notfalse

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