函数逼近方法 ............\CHDER.CPP ............\CHEBEV.CPP ............\CHEBFT.CPP ............\CHEBPC.CPP ............\CHINT.CPP ............\DDPOLY.CPP ............\EULSUM.CPP ............\PCSHFT.CPP ............\POLDIV.CPP ............\目录.txt