何为发散思维即求异思维，它的图示就是从一点出发，向思维空间发出的一组射线，犹如夜空中一道道 闪电，激发学生思维的火花。发散思维具有多向性、变异性、独特性的特点，思考问题时应注意多途径、多方案；解决问题时注重举一反三，触类旁通。笔者从事多年的高中数学教学，在 What is divergent thinking that is different thinking, its icon is starting from a point, issued to the thinking space of a ray, like a lightning in the night sky, to stimulate the spark of student thinking. Divergent thinking with multi-directional, variability, unique characteristics, thinking should pay attention to multi-channel, multi-program; I engaged in many years of high school mathematics teaching