version 1.8, 2011/11/21 20:43:11
|
version 1.15, 2016/08/27 15:34:48
|
Line 1
|
Line 1
|
*> \brief \b ZGTSVX |
*> \brief <b> ZGTSVX computes the solution to system of linear equations A * X = B for GT matrices <b> |
* |
* |
* =========== DOCUMENTATION =========== |
* =========== DOCUMENTATION =========== |
* |
* |
Line 134
|
Line 134
|
*> |
*> |
*> \param[in,out] DLF |
*> \param[in,out] DLF |
*> \verbatim |
*> \verbatim |
*> DLF is or output) COMPLEX*16 array, dimension (N-1) |
*> DLF is COMPLEX*16 array, dimension (N-1) |
*> If FACT = 'F', then DLF is an input argument and on entry |
*> If FACT = 'F', then DLF is an input argument and on entry |
*> contains the (n-1) multipliers that define the matrix L from |
*> contains the (n-1) multipliers that define the matrix L from |
*> the LU factorization of A as computed by ZGTTRF. |
*> the LU factorization of A as computed by ZGTTRF. |
Line 146
|
Line 146
|
*> |
*> |
*> \param[in,out] DF |
*> \param[in,out] DF |
*> \verbatim |
*> \verbatim |
*> DF is or output) COMPLEX*16 array, dimension (N) |
*> DF is COMPLEX*16 array, dimension (N) |
*> If FACT = 'F', then DF is an input argument and on entry |
*> If FACT = 'F', then DF is an input argument and on entry |
*> contains the n diagonal elements of the upper triangular |
*> contains the n diagonal elements of the upper triangular |
*> matrix U from the LU factorization of A. |
*> matrix U from the LU factorization of A. |
Line 158
|
Line 158
|
*> |
*> |
*> \param[in,out] DUF |
*> \param[in,out] DUF |
*> \verbatim |
*> \verbatim |
*> DUF is or output) COMPLEX*16 array, dimension (N-1) |
*> DUF is COMPLEX*16 array, dimension (N-1) |
*> If FACT = 'F', then DUF is an input argument and on entry |
*> If FACT = 'F', then DUF is an input argument and on entry |
*> contains the (n-1) elements of the first superdiagonal of U. |
*> contains the (n-1) elements of the first superdiagonal of U. |
*> |
*> |
Line 168
|
Line 168
|
*> |
*> |
*> \param[in,out] DU2 |
*> \param[in,out] DU2 |
*> \verbatim |
*> \verbatim |
*> DU2 is or output) COMPLEX*16 array, dimension (N-2) |
*> DU2 is COMPLEX*16 array, dimension (N-2) |
*> If FACT = 'F', then DU2 is an input argument and on entry |
*> If FACT = 'F', then DU2 is an input argument and on entry |
*> contains the (n-2) elements of the second superdiagonal of |
*> contains the (n-2) elements of the second superdiagonal of |
*> U. |
*> U. |
Line 180
|
Line 180
|
*> |
*> |
*> \param[in,out] IPIV |
*> \param[in,out] IPIV |
*> \verbatim |
*> \verbatim |
*> IPIV is or output) INTEGER array, dimension (N) |
*> IPIV is INTEGER array, dimension (N) |
*> If FACT = 'F', then IPIV is an input argument and on entry |
*> If FACT = 'F', then IPIV is an input argument and on entry |
*> contains the pivot indices from the LU factorization of A as |
*> contains the pivot indices from the LU factorization of A as |
*> computed by ZGTTRF. |
*> computed by ZGTTRF. |
Line 285
|
Line 285
|
*> \author Univ. of Colorado Denver |
*> \author Univ. of Colorado Denver |
*> \author NAG Ltd. |
*> \author NAG Ltd. |
* |
* |
*> \date November 2011 |
*> \date September 2012 |
* |
* |
*> \ingroup complex16OTHERcomputational |
*> \ingroup complex16GTsolve |
* |
* |
* ===================================================================== |
* ===================================================================== |
SUBROUTINE ZGTSVX( FACT, TRANS, N, NRHS, DL, D, DU, DLF, DF, DUF, |
SUBROUTINE ZGTSVX( FACT, TRANS, N, NRHS, DL, D, DU, DLF, DF, DUF, |
$ DU2, IPIV, B, LDB, X, LDX, RCOND, FERR, BERR, |
$ DU2, IPIV, B, LDB, X, LDX, RCOND, FERR, BERR, |
$ WORK, RWORK, INFO ) |
$ WORK, RWORK, INFO ) |
* |
* |
* -- LAPACK computational routine (version 3.4.0) -- |
* -- LAPACK driver routine (version 3.4.2) -- |
* -- LAPACK is a software package provided by Univ. of Tennessee, -- |
* -- LAPACK is a software package provided by Univ. of Tennessee, -- |
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- |
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- |
* November 2011 |
* September 2012 |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
CHARACTER FACT, TRANS |
CHARACTER FACT, TRANS |