Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.absorpand

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

⇒ logic.propositional.idempand

~~p || q

⇒ logic.propositional.notnot

p || q