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version 1.6, 2012/08/22 09:48:19
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version 1.7, 2012/12/14 12:30:25
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| *> \brief \b DLARTGS |
*> \brief \b DLARTGS generates a plane rotation designed to introduce a bulge in implicit QR iteration for the bidiagonal SVD problem. |
| * |
* |
| * =========== DOCUMENTATION =========== |
* =========== DOCUMENTATION =========== |
| * |
* |
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| *> \author Univ. of Colorado Denver |
*> \author Univ. of Colorado Denver |
| *> \author NAG Ltd. |
*> \author NAG Ltd. |
| * |
* |
| *> \date November 2011 |
*> \date September 2012 |
| * |
* |
| *> \ingroup auxOTHERcomputational |
*> \ingroup auxOTHERcomputational |
| * |
* |
| * ===================================================================== |
* ===================================================================== |
| SUBROUTINE DLARTGS( X, Y, SIGMA, CS, SN ) |
SUBROUTINE DLARTGS( X, Y, SIGMA, CS, SN ) |
| * |
* |
| * -- LAPACK computational routine (version 3.4.0) -- |
* -- LAPACK computational 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 .. |
| DOUBLE PRECISION CS, SIGMA, SN, X, Y |
DOUBLE PRECISION CS, SIGMA, SN, X, Y |
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