【摘要】 初等方法不仅在初等数学中使用，而且在高等数学中也有应用．有时，甚至比高等方法更直观。明了．作为一种数学思想，值得重视．更多还原

【Abstract】 The elementary methed is not only applied to the elementary mathematics, but also used in higher mathemaics. fortimes, elementary methed is sholer and clearer than higher mathematics methed. The elementa ry methed, as a idea of rnathemaics, We must pay great atation to it.更多还原