LAPACK  3.7.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_dgbtrf()

lapack_int LAPACKE_dgbtrf ( int  matrix_layout,
lapack_int  m,
lapack_int  n,
lapack_int  kl,
lapack_int  ku,
double *  ab,
lapack_int  ldab,
lapack_int ipiv 
)

Definition at line 36 of file lapacke_dgbtrf.c.

39 {
40  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
41  LAPACKE_xerbla( "LAPACKE_dgbtrf", -1 );
42  return -1;
43  }
44 #ifndef LAPACK_DISABLE_NAN_CHECK
45  /* Optionally check input matrices for NaNs */
46  if( LAPACKE_dgb_nancheck( matrix_layout, m, n, kl, kl+ku, ab, ldab ) ) {
47  return -6;
48  }
49 #endif
50  return LAPACKE_dgbtrf_work( matrix_layout, m, n, kl, ku, ab, ldab, ipiv );
51 }
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
lapack_int LAPACKE_dgbtrf_work(int matrix_layout, lapack_int m, lapack_int n, lapack_int kl, lapack_int ku, double *ab, lapack_int ldab, lapack_int *ipiv)
lapack_logical LAPACKE_dgb_nancheck(int matrix_layout, lapack_int m, lapack_int n, lapack_int kl, lapack_int ku, const double *ab, lapack_int ldab)
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
void LAPACKE_xerbla(const char *name, lapack_int info)
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