version 1.2, 2017/06/17 11:06:16
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version 1.3, 2018/05/29 06:55:16
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* http://www.netlib.org/lapack/explore-html/ |
* http://www.netlib.org/lapack/explore-html/ |
* |
* |
*> \htmlonly |
*> \htmlonly |
*> Download DGEMQRT + dependencies |
*> Download DGEMLQT + dependencies |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dgemlqt.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dgemlqt.f"> |
*> [TGZ]</a> |
*> [TGZ]</a> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dgemlqt.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dgemlqt.f"> |
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*> |
*> |
*> \verbatim |
*> \verbatim |
*> |
*> |
*> DGEMQRT overwrites the general real M-by-N matrix C with |
*> DGEMLQT overwrites the general real M-by-N matrix C with |
*> |
*> |
*> SIDE = 'L' SIDE = 'R' |
*> SIDE = 'L' SIDE = 'R' |
*> TRANS = 'N': Q C C Q |
*> TRANS = 'N': Q C C Q |
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*> |
*> |
*> \param[in] V |
*> \param[in] V |
*> \verbatim |
*> \verbatim |
*> V is DOUBLE PRECISION array, dimension (LDV,K) |
*> V is DOUBLE PRECISION array, dimension |
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*> (LDV,M) if SIDE = 'L', |
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*> (LDV,N) if SIDE = 'R' |
*> The i-th row must contain the vector which defines the |
*> The i-th row must contain the vector which defines the |
*> elementary reflector H(i), for i = 1,2,...,k, as returned by |
*> elementary reflector H(i), for i = 1,2,...,k, as returned by |
*> DGELQT in the first K rows of its array argument A. |
*> DGELQT in the first K rows of its array argument A. |
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*> \param[in] LDV |
*> \param[in] LDV |
*> \verbatim |
*> \verbatim |
*> LDV is INTEGER |
*> LDV is INTEGER |
*> The leading dimension of the array V. |
*> The leading dimension of the array V. LDV >= max(1,K). |
*> If SIDE = 'L', LDA >= max(1,M); |
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*> if SIDE = 'R', LDA >= max(1,N). |
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*> \endverbatim |
*> \endverbatim |
*> |
*> |
*> \param[in] T |
*> \param[in] T |
*> \verbatim |
*> \verbatim |
*> T is DOUBLE PRECISION array, dimension (LDT,K) |
*> T is DOUBLE PRECISION array, dimension (LDT,K) |
*> The upper triangular factors of the block reflectors |
*> The upper triangular factors of the block reflectors |
*> as returned by DGELQT, stored as a MB-by-M matrix. |
*> as returned by DGELQT, stored as a MB-by-K matrix. |
*> \endverbatim |
*> \endverbatim |
*> |
*> |
*> \param[in] LDT |
*> \param[in] LDT |
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*> \author Univ. of Colorado Denver |
*> \author Univ. of Colorado Denver |
*> \author NAG Ltd. |
*> \author NAG Ltd. |
* |
* |
*> \date December 2016 |
*> \date November 2017 |
* |
* |
*> \ingroup doubleGEcomputational |
*> \ingroup doubleGEcomputational |
* |
* |
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SUBROUTINE DGEMLQT( SIDE, TRANS, M, N, K, MB, V, LDV, T, LDT, |
SUBROUTINE DGEMLQT( SIDE, TRANS, M, N, K, MB, V, LDV, T, LDT, |
$ C, LDC, WORK, INFO ) |
$ C, LDC, WORK, INFO ) |
* |
* |
* -- LAPACK computational routine (version 3.7.0) -- |
* -- LAPACK computational 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..-- |
* December 2016 |
* November 2017 |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
CHARACTER SIDE, TRANS |
CHARACTER SIDE, TRANS |
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* .. |
* .. |
* .. Local Scalars .. |
* .. Local Scalars .. |
LOGICAL LEFT, RIGHT, TRAN, NOTRAN |
LOGICAL LEFT, RIGHT, TRAN, NOTRAN |
INTEGER I, IB, LDWORK, KF, Q |
INTEGER I, IB, LDWORK, KF |
* .. |
* .. |
* .. External Functions .. |
* .. External Functions .. |
LOGICAL LSAME |
LOGICAL LSAME |