复数的头文件是什么?
我编了一个傅立叶变换(全局函数),
void WINAPI FFT(complex <double>*TD,complex<double>*FD,int r)
但是加入到工程编译出来出现错误:
error C2065: 'complex' : undeclared identifier
E:\VC_programme\MyProjectfinal\MyProjectfinal\MyProjectView.cpp(2475) : error C2062: type 'double' unexpected
E:\VC_programme\MyProjectfinal\MyProjectfinal\MyProjectView.cpp(2477) : error C2143: syntax error : missing ';' before '{'
E:\VC_programme\MyProjectfinal\MyProjectfinal\MyProjectView.cpp(2477) : error C2447: missing function header (old-style formal list?)
Error executing cl.exe.
应该怎么办啊?
谢谢!