Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.absorpor

F || q || p

⇒ logic.propositional.falsezeroor

q || p