Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.absorpand

q || ~~(p || F)

⇒ logic.propositional.notnot

q || p || F

⇒ logic.propositional.falsezeroor

q || p