These Are not the original axioms posted by Peano, but are named in his honor. Some types of the Peano axioms have 1 rather than 0. In ordinary arithmetic, the successor of x displaystyle x The natural numbers type a set, generally symbolized to be a bold N or blackboard https://cureayunaturalhealthcare.movie.blog/2025/09/03/ayurvedic-lifestyle-care-solutions-buy-from-cureayu-online/