Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.notnot

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