Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.falsezeroand

q || ~~p || F

⇒ logic.propositional.falsezeroor

q || ~~p

⇒ logic.propositional.notnot

q || p