Functions
void	rfft1b (int n, int inc, double r[], int lr, double wsave[], int lwsave, double work[], int lwork, int *info)
	One-dimensional real fast Fourier backward transform

void	rfft1f (int n, int inc, double r[], int lr, double wsave[], int lwsave, double work[], int lwork, int *info)
	One-dimensional real Fourier transform

void	rfft1i (int n, double wsave[], int lwsave, int *info)
	Initialization of work data for rfft1f and rfft1b

void	rfftmb (int lot, int jump, int n, int inc, double r[], int lr, double wsave[], int lwsave, double work[], int lwork, int *info)
	One-dimensional real Fourier backward transform (multiple sequences)

void	rfftmf (int lot, int jump, int n, int inc, double r[], int lr, double wsave[], int lwsave, double work[], int lwork, int *info)
	One-dimensional real Fourier transform (multiple sequences)

void	rfftmi (int n, double wsave[], int lwsave, int *info)
	Initialization of work data for rfftmf and rfftmb

Detailed Description

This is the group of J1a1. One-dimensional real fast Fourier transforms.

Functions