Natural This type of operate signifies a partial purpose on naturals, where the proof of even (n) can be witnessed being a precondition. Within the Cambridge English Corpus There is absolutely no genuine distinction between the usual first-order objects from the mathematical discourse - including naturals, sets and so on https://buycureayulivercaresupplement.blogspot.com/2025/09/ayurvedic-natural-remedies-for-energy.html