Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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