Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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