LAPACK  3.8.0
LAPACK: Linear Algebra PACKage

◆ LAPACKE_dlartgs()

lapack_int LAPACKE_dlartgs ( double  x,
double  y,
double  sigma,
double *  cs,
double *  sn 
)

Definition at line 36 of file lapacke_dlartgs.c.

38 {
39 #ifndef LAPACK_DISABLE_NAN_CHECK
40  if( LAPACKE_get_nancheck() ) {
41  /* Optionally check input matrices for NaNs */
42  if( LAPACKE_d_nancheck( 1, &sigma, 1 ) ) {
43  return -3;
44  }
45  if( LAPACKE_d_nancheck( 1, &x, 1 ) ) {
46  return -1;
47  }
48  if( LAPACKE_d_nancheck( 1, &y, 1 ) ) {
49  return -2;
50  }
51  }
52 #endif
53  return LAPACKE_dlartgs_work( x, y, sigma, cs, sn );
54 }
lapack_int LAPACKE_dlartgs_work(double x, double y, double sigma, double *cs, double *sn)
lapack_logical LAPACKE_d_nancheck(lapack_int n, const double *x, lapack_int incx)
int LAPACKE_get_nancheck()
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