Title: "Equal" And "Small" Relations. Add. Laws Of Addition
Authors: Usmonov Makhsud
Volume: 5
Issue: 1
Pages: 27-29
Publication Date: 2021/01/28
Abstract:
The sum of all non-negative numbers a and b is n (A) = a, n (B) = b. is the number of elements in a combination of sets A and B that do not intersect, i.e. In addition, the law of grouping applies to subtraction when adding a number to a sum, adding a sum to a number, and adding a sum to a sum.