A natural variety is a attribute of a collection, applied to explain its measurement (the way it is many) and distinguish it from other collections. is really a commutative monoid with identification element 0. It is a totally free monoid on 1 generator. This commutative monoid satisfies the cancellation residence, https://vegetarianayurvedicproducts.video.blog/2025/09/03/cureayu-vegetarian-ayurvedic-remedies-for-everyday-health/