Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.absorpand

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

⇒ logic.propositional.idempand

~~p || q

⇒ logic.propositional.notnot

p || q