Let n be any positive integer, and S(n) be the cubic complements of n. The main purpose of this paper is to study the as......

By applying the method of on summation by parts,the purpose of this paper is to give several reciprocal summations relat......

导数是高等数学的主要内容。利用定义证明导数公式，由于要涉及极限运算，思路抽象，计算繁琐。用几何画板软件的绘图功能，从导数的几何意......

损害具有相互性,损害并一定意味着必然有救济。对于“受害者”的救济应遵循财富最大化原则。侵权因果关系的认定虽然复杂,但是,不......