极值点遍历算法，将n次一维极值点遍历结果比较，输出。-Traversal algorithm for extreme points, the n-th one-dimensional extreme points traverse the results of the output.

实现局部阴影下光伏系统最大功率点跟踪. 多极值条件下的MPPT(this code include matlab model and S funtion to simulate the partial shadow of solar system to realize MPPT)