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Diff for /rpl/lapack/lapack/zcposv.f between versions 1.12 and 1.18

version 1.12, 2016/08/27 15:27:11 version 1.18, 2020/05/21 21:46:03
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 *  *
 *  =========== DOCUMENTATION ===========  *  =========== DOCUMENTATION ===========
 *  *
 * Online html documentation available at   * Online html documentation available at
 *            http://www.netlib.org/lapack/explore-html/   *            http://www.netlib.org/lapack/explore-html/
 *  *
 *> \htmlonly  *> \htmlonly
 *> Download ZCPOSV + dependencies   *> Download ZCPOSV + dependencies
 *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/zcposv.f">   *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/zcposv.f">
 *> [TGZ]</a>   *> [TGZ]</a>
 *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/zcposv.f">   *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/zcposv.f">
 *> [ZIP]</a>   *> [ZIP]</a>
 *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/zcposv.f">   *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/zcposv.f">
 *> [TXT]</a>  *> [TXT]</a>
 *> \endhtmlonly   *> \endhtmlonly
 *  *
 *  Definition:  *  Definition:
 *  ===========  *  ===========
 *  *
 *       SUBROUTINE ZCPOSV( UPLO, N, NRHS, A, LDA, B, LDB, X, LDX, WORK,  *       SUBROUTINE ZCPOSV( UPLO, N, NRHS, A, LDA, B, LDB, X, LDX, WORK,
 *                          SWORK, RWORK, ITER, INFO )  *                          SWORK, RWORK, ITER, INFO )
 *   *
 *       .. Scalar Arguments ..  *       .. Scalar Arguments ..
 *       CHARACTER          UPLO  *       CHARACTER          UPLO
 *       INTEGER            INFO, ITER, LDA, LDB, LDX, N, NRHS  *       INTEGER            INFO, ITER, LDA, LDB, LDX, N, NRHS
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 *       COMPLEX*16         A( LDA, * ), B( LDB, * ), WORK( N, * ),  *       COMPLEX*16         A( LDA, * ), B( LDB, * ), WORK( N, * ),
 *      $                   X( LDX, * )  *      $                   X( LDX, * )
 *       ..  *       ..
 *    *
 *  *
 *> \par Purpose:  *> \par Purpose:
 *  =============  *  =============
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 *>          elements need not be set and are assumed to be zero.  *>          elements need not be set and are assumed to be zero.
 *>  *>
 *>          On exit, if iterative refinement has been successfully used  *>          On exit, if iterative refinement has been successfully used
 *>          (INFO.EQ.0 and ITER.GE.0, see description below), then A is  *>          (INFO = 0 and ITER >= 0, see description below), then A is
 *>          unchanged, if double precision factorization has been used  *>          unchanged, if double precision factorization has been used
 *>          (INFO.EQ.0 and ITER.LT.0, see description below), then the  *>          (INFO = 0 and ITER < 0, see description below), then the
 *>          array A contains the factor U or L from the Cholesky  *>          array A contains the factor U or L from the Cholesky
 *>          factorization A = U**H*U or A = L*L**H.  *>          factorization A = U**H*U or A = L*L**H.
 *> \endverbatim  *> \endverbatim
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 *>  *>
 *> \param[out] WORK  *> \param[out] WORK
 *> \verbatim  *> \verbatim
 *>          WORK is COMPLEX*16 array, dimension (N*NRHS)  *>          WORK is COMPLEX*16 array, dimension (N,NRHS)
 *>          This array is used to hold the residual vectors.  *>          This array is used to hold the residual vectors.
 *> \endverbatim  *> \endverbatim
 *>  *>
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 *  Authors:  *  Authors:
 *  ========  *  ========
 *  *
 *> \author Univ. of Tennessee   *> \author Univ. of Tennessee
 *> \author Univ. of California Berkeley   *> \author Univ. of California Berkeley
 *> \author Univ. of Colorado Denver   *> \author Univ. of Colorado Denver
 *> \author NAG Ltd.   *> \author NAG Ltd.
 *  *
 *> \date June 2016  *> \date June 2016
 *  *
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       SUBROUTINE ZCPOSV( UPLO, N, NRHS, A, LDA, B, LDB, X, LDX, WORK,        SUBROUTINE ZCPOSV( UPLO, N, NRHS, A, LDA, B, LDB, X, LDX, WORK,
      $                   SWORK, RWORK, ITER, INFO )       $                   SWORK, RWORK, ITER, INFO )
 *  *
 *  -- LAPACK driver routine (version 3.6.1) --  *  -- LAPACK driver routine (version 3.8.0) --
 *  -- 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..--
 *     June 2016  *     June 2016
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 *  *
 *     .. External Subroutines ..  *     .. External Subroutines ..
       EXTERNAL           ZAXPY, ZHEMM, ZLACPY, ZLAT2C, ZLAG2C, CLAG2Z,        EXTERNAL           ZAXPY, ZHEMM, ZLACPY, ZLAT2C, ZLAG2C, CLAG2Z,
      $                   CPOTRF, CPOTRS, XERBLA       $                   CPOTRF, CPOTRS, XERBLA, ZPOTRF, ZPOTRS
 *     ..  *     ..
 *     .. External Functions ..  *     .. External Functions ..
       INTEGER            IZAMAX        INTEGER            IZAMAX
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    30 CONTINUE     30 CONTINUE
 *  *
 *     If we are at this place of the code, this is because we have  *     If we are at this place of the code, this is because we have
 *     performed ITER=ITERMAX iterations and never satisified the  *     performed ITER=ITERMAX iterations and never satisfied the
 *     stopping criterion, set up the ITER flag accordingly and follow  *     stopping criterion, set up the ITER flag accordingly and follow
 *     up on double precision routine.  *     up on double precision routine.
 *  *
Removed from v.1.12  
changed lines
  Added in v.1.18

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