Natural This kind of purpose signifies a partial perform on naturals, where by the proof of even (n) may be observed like a precondition. From your Cambridge English Corpus There's no genuine difference between the same old initially-order objects in the mathematical discourse - like naturals, sets and so on https://leadingayurvedichealthcare.family.blog/2025/09/03/shop-herbal-medicines-online-cureayu-ayurvedic-products/