连续半圆上的动点运动规律与黎曼和演示
2020-06-04 14:00
本范例展示了动点在连续半圆上运动时的轨迹规律，并结合黎曼和（上和与下和）的概念，直观演示定积分的几何意义。通过GeoGebra的动态构造，用户可以观察参数变化时动点的位置及轨迹生成过程，深入理解积分逼近的思想与几何图形的内在联系。
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