中文说明： 复化三点Gauss-lengend公式求pi，使用拉亚普诺夫指数的公式，遗传算法无功优化，多目标跟踪的粒子滤波器，计算多重分形非趋势波动分析matlab程序,三相光伏逆变并网的仿真。
English Description：
Complex three Gauss-lengend formula for PI, using La Jaap Andrianof index formula, the genetic algorithm for reactive power optimization, multi target tracking particle filter, computing multifractal detrended fluctuation analysis matlab program, the three-phase grid connected photovoltaic inverter simulation.