Natural Such a purpose represents a partial functionality on naturals, where the evidence of even (n) could possibly be witnessed like a precondition. Through the Cambridge English Corpus There is no real difference between the standard 1st-order objects of the mathematical discourse - like naturals, sets and so forth - https://stonecarecapsulesforkidney.blogspot.com/2025/09/ayurvedic-natural-remedies-for-energy.html