Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.idempand

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.notnot

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