Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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