Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
q || (~~p /\ ~(~p || F)) || (F /\ r)
⇒ logic.propositional.falsezeroandq || (~~p /\ ~(~p || F)) || F
⇒ logic.propositional.falsezeroorq || (~~p /\ ~(~p || F))
⇒ logic.propositional.falsezeroorq || (~~p /\ ~~p)
⇒ logic.propositional.idempandq || ~~p
⇒ logic.propositional.notnotq || p