谈绝对值概念教学中数学思想的渗透４１０１２５湖南省农科院子弟中学何作周绝对值概念是初中一年级所学的一条重要概念，在初中二年级“二次根式的性质”中得到加深，到高三“复数的模的定义”，才算划上了一个句号．可见绝对值概念的应用，几乎贯穿整个中学数学教学的始... On the Infiltration of Mathematical Ideas in the Teaching of Absolute Value Concepts 410125 The concept of absolute value of He Zuozhou in the middle school of the Hunan Academy of Agricultural Sciences is an important concept learned in the first grade of junior high school. It is deepened in the second grade of the second grade of junior high school and reaches the third grade. “The definition of a complex number” is considered to be a full stop. The application of the concept of absolute value can be seen almost throughout the middle school mathematics teaching...