Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.notnot

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