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version 1.8, 2011/11/21 20:37:09
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*> \brief \b ZROTG |
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* |
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* =========== DOCUMENTATION =========== |
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* |
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* Online html documentation available at |
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* http://www.netlib.org/lapack/explore-html/ |
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* |
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* Definition: |
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* =========== |
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* |
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* SUBROUTINE ZROTG(CA,CB,C,S) |
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* |
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* .. Scalar Arguments .. |
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* COMPLEX*16 CA,CB,S |
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* DOUBLE PRECISION C |
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* .. |
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* |
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* |
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*> \par Purpose: |
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* ============= |
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*> |
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*> \verbatim |
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*> |
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*> ZROTG determines a double complex Givens rotation. |
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*> \endverbatim |
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* |
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* Authors: |
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* ======== |
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* |
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*> \author Univ. of Tennessee |
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*> \author Univ. of California Berkeley |
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*> \author Univ. of Colorado Denver |
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*> \author NAG Ltd. |
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* |
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*> \date November 2011 |
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* |
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*> \ingroup complex16_blas_level1 |
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* |
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* ===================================================================== |
SUBROUTINE ZROTG(CA,CB,C,S) |
SUBROUTINE ZROTG(CA,CB,C,S) |
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* |
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* -- Reference BLAS level1 routine (version 3.4.0) -- |
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* -- Reference BLAS is a software package provided by Univ. of Tennessee, -- |
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* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- |
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* November 2011 |
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* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
DOUBLE COMPLEX CA,CB,S |
COMPLEX*16 CA,CB,S |
DOUBLE PRECISION C |
DOUBLE PRECISION C |
* .. |
* .. |
* |
* |
* Purpose |
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* ======= |
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* |
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* ZROTG determines a double complex Givens rotation. |
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* |
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* ===================================================================== |
* ===================================================================== |
* |
* |
* .. Local Scalars .. |
* .. Local Scalars .. |
DOUBLE COMPLEX ALPHA |
COMPLEX*16 ALPHA |
DOUBLE PRECISION NORM,SCALE |
DOUBLE PRECISION NORM,SCALE |
* .. |
* .. |
* .. Intrinsic Functions .. |
* .. Intrinsic Functions .. |