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