dsinqb - synthesize a Fourier sequence from its representation in terms of a sine series with odd wave numbers. The SINQ operations are unnormalized inverses of themselves, so a call to SINQF followed by a call to SINQB will multiply the input sequence by 4 * N.
SUBROUTINE DSINQB( N, X, WSAVE) INTEGER N DOUBLE PRECISION X(*), WSAVE(*)
SUBROUTINE DSINQB_64( N, X, WSAVE) INTEGER*8 N DOUBLE PRECISION X(*), WSAVE(*)
SUBROUTINE SINQB( [N], X, WSAVE) INTEGER :: N REAL(8), DIMENSION(:) :: X, WSAVE
SUBROUTINE SINQB_64( [N], X, WSAVE) INTEGER(8) :: N REAL(8), DIMENSION(:) :: X, WSAVE
#include <sunperf.h>
void dsinqb(int n, double *x, double *wsave);
void dsinqb_64(long n, double *x, double *wsave);