Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroand

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.truezeroor

q || (T /\ p)

⇒ logic.propositional.truezeroand

q || p