Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.absorpand

~~p || q

⇒ logic.propositional.notnot

p || q