非线性函数拟合——利用遗传算法来优化BP神经网络，利用神经网络开发包实现图形化的神经网络模拟，使得神经网络原理更直观，可用于教学，也可用于实际神经网络训练，内附详细帮助文件。-Non-linear function fitting- using genetic algorithms to optimize the BP neural network, neural network development package to implement graphical neural network simulation, neural network theory makes more intuitive, can be used for teaching, but also can be used for the actual neural network training, in with detailed help files.