chetrs
chetrs - solve a system of linear equations A*X = B with a complex Hermitian matrix A using the factorization A = U*D*U**H or A = L*D*L**H computed by CHETRF
SUBROUTINE CHETRS( UPLO, N, NRHS, A, LDA, IPIVOT, B, LDB, INFO)
CHARACTER * 1 UPLO
COMPLEX A(LDA,*), B(LDB,*)
INTEGER N, NRHS, LDA, LDB, INFO
INTEGER IPIVOT(*)
SUBROUTINE CHETRS_64( UPLO, N, NRHS, A, LDA, IPIVOT, B, LDB, INFO)
CHARACTER * 1 UPLO
COMPLEX A(LDA,*), B(LDB,*)
INTEGER*8 N, NRHS, LDA, LDB, INFO
INTEGER*8 IPIVOT(*)
SUBROUTINE HETRS( UPLO, [N], [NRHS], A, [LDA], IPIVOT, B, [LDB],
* [INFO])
CHARACTER(LEN=1) :: UPLO
COMPLEX, DIMENSION(:,:) :: A, B
INTEGER :: N, NRHS, LDA, LDB, INFO
INTEGER, DIMENSION(:) :: IPIVOT
SUBROUTINE HETRS_64( UPLO, [N], [NRHS], A, [LDA], IPIVOT, B, [LDB],
* [INFO])
CHARACTER(LEN=1) :: UPLO
COMPLEX, DIMENSION(:,:) :: A, B
INTEGER(8) :: N, NRHS, LDA, LDB, INFO
INTEGER(8), DIMENSION(:) :: IPIVOT
#include <sunperf.h>
void chetrs(char uplo, int n, int nrhs, complex *a, int lda, int *ipivot, complex *b, int ldb, int *info);
void chetrs_64(char uplo, long n, long nrhs, complex *a, long lda, long *ipivot, complex *b, long ldb, long *info);
chetrs solves a system of linear equations A*X = B with a complex
Hermitian matrix A using the factorization A = U*D*U**H or
A = L*D*L**H computed by CHETRF.
-
* UPLO (input)
-
Specifies whether the details of the factorization are stored
as an upper or lower triangular matrix.
-
* N (input)
-
The order of the matrix A. N >= 0.
-
* NRHS (input)
-
The number of right hand sides, i.e., the number of columns
of the matrix B. NRHS >= 0.
-
* A (input)
-
The block diagonal matrix D and the multipliers used to
obtain the factor U or L as computed by CHETRF.
-
* LDA (input)
-
The leading dimension of the array A. LDA >= max(1,N).
-
* IPIVOT (input)
-
Details of the interchanges and the block structure of D
as determined by CHETRF.
-
* B (input/output)
-
On entry, the right hand side matrix B.
On exit, the solution matrix X.
-
* LDB (input)
-
The leading dimension of the array B. LDB >= max(1,N).
-
* INFO (output)
-