Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroand

F || ~(~p || ~p) || q

⇒ logic.propositional.falsezeroor

~(~p || ~p) || q

⇒ logic.propositional.idempor

~~p || q

⇒ logic.propositional.notnot

p || q