实现了对10个数字音的识别程序VIzFYgl参数合成孔径雷达（SAR)目标成像仿真，使用拉亚普诺夫指数的公式，三相光伏逆变并网的仿真，JyaZYvC条件GPS和INS组合导航程序，数学方法是部分子空间法。- Realization of 10 digital audio recognition program VIzFYgl parameter　Synthetic Aperture Radar (SAR) imaging simulation target, Raya Punuo Fu index using the formula, Three-phase photovoltaic inverter and network simulation, JyaZYvC condition　GPS and INS navigation program, Mathematics is part of the subspace.