version 1.9, 2014/01/27 09:24:37
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version 1.15, 2018/05/29 07:18:41
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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 ZUNCSD + dependencies |
*> Download ZUNCSD + dependencies |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/zuncsd.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/zuncsd.f"> |
*> [TGZ]</a> |
*> [TGZ]</a> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/zuncsd.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/zuncsd.f"> |
*> [ZIP]</a> |
*> [ZIP]</a> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/zuncsd.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/zuncsd.f"> |
*> [TXT]</a> |
*> [TXT]</a> |
*> \endhtmlonly |
*> \endhtmlonly |
* |
* |
* Definition: |
* Definition: |
* =========== |
* =========== |
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* U1, LDU1, U2, LDU2, V1T, LDV1T, V2T, |
* U1, LDU1, U2, LDU2, V1T, LDV1T, V2T, |
* LDV2T, WORK, LWORK, RWORK, LRWORK, |
* LDV2T, WORK, LWORK, RWORK, LRWORK, |
* IWORK, INFO ) |
* IWORK, INFO ) |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
* CHARACTER JOBU1, JOBU2, JOBV1T, JOBV2T, SIGNS, TRANS |
* CHARACTER JOBU1, JOBU2, JOBV1T, JOBV2T, SIGNS, TRANS |
* INTEGER INFO, LDU1, LDU2, LDV1T, LDV2T, LDX11, LDX12, |
* INTEGER INFO, LDU1, LDU2, LDV1T, LDV2T, LDX11, LDX12, |
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* $ X12( LDX12, * ), X21( LDX21, * ), X22( LDX22, |
* $ X12( LDX12, * ), X21( LDX21, * ), X22( LDX22, |
* $ * ) |
* $ * ) |
* .. |
* .. |
* |
* |
* |
* |
*> \par Purpose: |
*> \par Purpose: |
* ============= |
* ============= |
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*> |
*> |
*> \param[out] U1 |
*> \param[out] U1 |
*> \verbatim |
*> \verbatim |
*> U1 is COMPLEX*16 array, dimension (P) |
*> U1 is COMPLEX*16 array, dimension (LDU1,P) |
*> If JOBU1 = 'Y', U1 contains the P-by-P unitary matrix U1. |
*> If JOBU1 = 'Y', U1 contains the P-by-P unitary matrix U1. |
*> \endverbatim |
*> \endverbatim |
*> |
*> |
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*> |
*> |
*> \param[out] U2 |
*> \param[out] U2 |
*> \verbatim |
*> \verbatim |
*> U2 is COMPLEX*16 array, dimension (M-P) |
*> U2 is COMPLEX*16 array, dimension (LDU2,M-P) |
*> If JOBU2 = 'Y', U2 contains the (M-P)-by-(M-P) unitary |
*> If JOBU2 = 'Y', U2 contains the (M-P)-by-(M-P) unitary |
*> matrix U2. |
*> matrix U2. |
*> \endverbatim |
*> \endverbatim |
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*> |
*> |
*> \param[out] V1T |
*> \param[out] V1T |
*> \verbatim |
*> \verbatim |
*> V1T is COMPLEX*16 array, dimension (Q) |
*> V1T is COMPLEX*16 array, dimension (LDV1T,Q) |
*> If JOBV1T = 'Y', V1T contains the Q-by-Q matrix unitary |
*> If JOBV1T = 'Y', V1T contains the Q-by-Q matrix unitary |
*> matrix V1**H. |
*> matrix V1**H. |
*> \endverbatim |
*> \endverbatim |
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*> |
*> |
*> \param[out] V2T |
*> \param[out] V2T |
*> \verbatim |
*> \verbatim |
*> V2T is COMPLEX*16 array, dimension (M-Q) |
*> V2T is COMPLEX*16 array, dimension (LDV2T,M-Q) |
*> If JOBV2T = 'Y', V2T contains the (M-Q)-by-(M-Q) unitary |
*> If JOBV2T = 'Y', V2T contains the (M-Q)-by-(M-Q) unitary |
*> matrix V2**H. |
*> matrix V2**H. |
*> \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 November 2013 |
*> \date June 2017 |
* |
* |
*> \ingroup complex16OTHERcomputational |
*> \ingroup complex16OTHERcomputational |
* |
* |
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$ LDV2T, WORK, LWORK, RWORK, LRWORK, |
$ LDV2T, WORK, LWORK, RWORK, LRWORK, |
$ IWORK, INFO ) |
$ IWORK, INFO ) |
* |
* |
* -- LAPACK computational routine (version 3.5.0) -- |
* -- LAPACK computational routine (version 3.7.1) -- |
* -- 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 2013 |
* June 2017 |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
CHARACTER JOBU1, JOBU2, JOBV1T, JOBV2T, SIGNS, TRANS |
CHARACTER JOBU1, JOBU2, JOBV1T, JOBV2T, SIGNS, TRANS |
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LOGICAL LRQUERY |
LOGICAL LRQUERY |
* .. |
* .. |
* .. External Subroutines .. |
* .. External Subroutines .. |
EXTERNAL XERBLA, ZBBCSD, ZLACPY, ZLAPMR, ZLAPMT, ZLASCL, |
EXTERNAL XERBLA, ZBBCSD, ZLACPY, ZLAPMR, ZLAPMT, |
$ ZLASET, ZUNBDB, ZUNGLQ, ZUNGQR |
$ ZUNBDB, ZUNGLQ, ZUNGQR |
* .. |
* .. |
* .. External Functions .. |
* .. External Functions .. |
LOGICAL LSAME |
LOGICAL LSAME |
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* Permute rows and columns to place identity submatrices in top- |
* Permute rows and columns to place identity submatrices in top- |
* left corner of (1,1)-block and/or bottom-right corner of (1,2)- |
* left corner of (1,1)-block and/or bottom-right corner of (1,2)- |
* block and/or bottom-right corner of (2,1)-block and/or top-left |
* block and/or bottom-right corner of (2,1)-block and/or top-left |
* corner of (2,2)-block |
* corner of (2,2)-block |
* |
* |
IF( Q .GT. 0 .AND. WANTU2 ) THEN |
IF( Q .GT. 0 .AND. WANTU2 ) THEN |
DO I = 1, Q |
DO I = 1, Q |