Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.absorpor

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.falsezeroand

q || p || F

⇒ logic.propositional.falsezeroor

q || p