Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.absorpand

q || p