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