Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.absorpand

F || ~~q || ~~p

⇒ logic.propositional.falsezeroor

~~q || ~~p

⇒ logic.propositional.notnot

q || ~~p

⇒ logic.propositional.notnot

q || p