Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
~~q || ~~(F || p) || (F /\ r)
⇒ logic.propositional.falsezeroand~~q || ~~(F || p) || F
⇒ logic.propositional.falsezeroor~~q || ~~(F || p)
⇒ logic.propositional.notnotq || ~~(F || p)
⇒ logic.propositional.notnotq || F || p
⇒ logic.propositional.falsezeroorq || p