【摘要】 设ｚ是通常的整数环，ｎ是一个给定的自然数，Ｚ／（ｎ）表示模ｎ的剩余类环．本文将探讨Ｚ／（ｎ）的某些性质，并用纯代数方法证明数论中某些经典结果．更多还原

【Abstract】 Suppose Z is the integer ring, n is a given integer, Z/(n) is a residue class ring module n .This paper studies some properties of Z/(n) ,and proves some classic conclusions in number theory with algebraic method.更多还原