Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.idempand

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