LAPACK  3.7.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_dgttrf()

lapack_int LAPACKE_dgttrf ( lapack_int  n,
double *  dl,
double *  d,
double *  du,
double *  du2,
lapack_int ipiv 
)

Definition at line 36 of file lapacke_dgttrf.c.

38 {
39 #ifndef LAPACK_DISABLE_NAN_CHECK
40  /* Optionally check input matrices for NaNs */
41  if( LAPACKE_d_nancheck( n, d, 1 ) ) {
42  return -3;
43  }
44  if( LAPACKE_d_nancheck( n-1, dl, 1 ) ) {
45  return -2;
46  }
47  if( LAPACKE_d_nancheck( n-1, du, 1 ) ) {
48  return -4;
49  }
50 #endif
51  return LAPACKE_dgttrf_work( n, dl, d, du, du2, ipiv );
52 }
lapack_logical LAPACKE_d_nancheck(lapack_int n, const double *x, lapack_int incx)
lapack_int LAPACKE_dgttrf_work(lapack_int n, double *dl, double *d, double *du, double *du2, lapack_int *ipiv)
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