Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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