Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.falsezeroand

F || F || q || p

⇒ logic.propositional.falsezeroor

F || q || p