LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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◆ LAPACKE_dgtsv()

lapack_int LAPACKE_dgtsv ( int  matrix_layout,
lapack_int  n,
lapack_int  nrhs,
double *  dl,
double *  d,
double *  du,
double *  b,
lapack_int  ldb 
)

Definition at line 35 of file lapacke_dgtsv.c.

38{
39 if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
40 LAPACKE_xerbla( "LAPACKE_dgtsv", -1 );
41 return -1;
42 }
43#ifndef LAPACK_DISABLE_NAN_CHECK
44 if( LAPACKE_get_nancheck() ) {
45 /* Optionally check input matrices for NaNs */
46 if( LAPACKE_dge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
47 return -7;
48 }
49 if( LAPACKE_d_nancheck( n, d, 1 ) ) {
50 return -5;
51 }
52 if( LAPACKE_d_nancheck( n-1, dl, 1 ) ) {
53 return -4;
54 }
55 if( LAPACKE_d_nancheck( n-1, du, 1 ) ) {
56 return -6;
57 }
58 }
59#endif
60 return LAPACKE_dgtsv_work( matrix_layout, n, nrhs, dl, d, du, b, ldb );
61}
lapack_int LAPACKE_dgtsv_work(int matrix_layout, lapack_int n, lapack_int nrhs, double *dl, double *d, double *du, double *b, lapack_int ldb)
#define LAPACK_COL_MAJOR
Definition: lapacke.h:53
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:52
int LAPACKE_get_nancheck(void)
void LAPACKE_xerbla(const char *name, lapack_int info)
lapack_logical LAPACKE_d_nancheck(lapack_int n, const double *x, lapack_int incx)
lapack_logical LAPACKE_dge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const double *a, lapack_int lda)
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