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version 1.11, 2012/08/22 09:48:26
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version 1.12, 2012/12/14 12:30:27
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| *> \brief \b DSYTD2 |
*> \brief \b DSYTD2 reduces a symmetric matrix to real symmetric tridiagonal form by an orthogonal similarity transformation (unblocked algorithm). |
| * |
* |
| * =========== 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 |
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* |
| *> \ingroup doubleSYcomputational |
*> \ingroup doubleSYcomputational |
| * |
* |
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| * ===================================================================== |
* ===================================================================== |
| SUBROUTINE DSYTD2( UPLO, N, A, LDA, D, E, TAU, INFO ) |
SUBROUTINE DSYTD2( UPLO, N, A, LDA, D, E, TAU, INFO ) |
| * |
* |
| * -- 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 .. |
| CHARACTER UPLO |
CHARACTER UPLO |
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