Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.absorpand

F || ~~p || q

⇒ logic.propositional.notnot

F || p || q