--- rpl/lapack/lapack/zlacrt.f 2010/12/21 13:53:49 1.7 +++ rpl/lapack/lapack/zlacrt.f 2011/11/21 20:43:14 1.8 @@ -1,9 +1,114 @@ +*> \brief \b ZLACRT +* +* =========== DOCUMENTATION =========== +* +* Online html documentation available at +* http://www.netlib.org/lapack/explore-html/ +* +*> \htmlonly +*> Download ZLACRT + dependencies +*> +*> [TGZ] +*> +*> [ZIP] +*> +*> [TXT] +*> \endhtmlonly +* +* Definition: +* =========== +* +* SUBROUTINE ZLACRT( N, CX, INCX, CY, INCY, C, S ) +* +* .. Scalar Arguments .. +* INTEGER INCX, INCY, N +* COMPLEX*16 C, S +* .. +* .. Array Arguments .. +* COMPLEX*16 CX( * ), CY( * ) +* .. +* +* +*> \par Purpose: +* ============= +*> +*> \verbatim +*> +*> ZLACRT performs the operation +*> +*> ( c s )( x ) ==> ( x ) +*> ( -s c )( y ) ( y ) +*> +*> where c and s are complex and the vectors x and y are complex. +*> \endverbatim +* +* Arguments: +* ========== +* +*> \param[in] N +*> \verbatim +*> N is INTEGER +*> The number of elements in the vectors CX and CY. +*> \endverbatim +*> +*> \param[in,out] CX +*> \verbatim +*> CX is COMPLEX*16 array, dimension (N) +*> On input, the vector x. +*> On output, CX is overwritten with c*x + s*y. +*> \endverbatim +*> +*> \param[in] INCX +*> \verbatim +*> INCX is INTEGER +*> The increment between successive values of CX. INCX <> 0. +*> \endverbatim +*> +*> \param[in,out] CY +*> \verbatim +*> CY is COMPLEX*16 array, dimension (N) +*> On input, the vector y. +*> On output, CY is overwritten with -s*x + c*y. +*> \endverbatim +*> +*> \param[in] INCY +*> \verbatim +*> INCY is INTEGER +*> The increment between successive values of CY. INCY <> 0. +*> \endverbatim +*> +*> \param[in] C +*> \verbatim +*> C is COMPLEX*16 +*> \endverbatim +*> +*> \param[in] S +*> \verbatim +*> S is COMPLEX*16 +*> C and S define the matrix +*> [ C S ]. +*> [ -S C ] +*> \endverbatim +* +* Authors: +* ======== +* +*> \author Univ. of Tennessee +*> \author Univ. of California Berkeley +*> \author Univ. of Colorado Denver +*> \author NAG Ltd. +* +*> \date November 2011 +* +*> \ingroup complex16OTHERauxiliary +* +* ===================================================================== SUBROUTINE ZLACRT( N, CX, INCX, CY, INCY, C, S ) * -* -- LAPACK auxiliary routine (version 3.2) -- +* -- LAPACK auxiliary routine (version 3.4.0) -- * -- LAPACK is a software package provided by Univ. of Tennessee, -- * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- -* November 2006 +* November 2011 * * .. Scalar Arguments .. INTEGER INCX, INCY, N @@ -13,42 +118,6 @@ COMPLEX*16 CX( * ), CY( * ) * .. * -* Purpose -* ======= -* -* ZLACRT performs the operation -* -* ( c s )( x ) ==> ( x ) -* ( -s c )( y ) ( y ) -* -* where c and s are complex and the vectors x and y are complex. -* -* Arguments -* ========= -* -* N (input) INTEGER -* The number of elements in the vectors CX and CY. -* -* CX (input/output) COMPLEX*16 array, dimension (N) -* On input, the vector x. -* On output, CX is overwritten with c*x + s*y. -* -* INCX (input) INTEGER -* The increment between successive values of CX. INCX <> 0. -* -* CY (input/output) COMPLEX*16 array, dimension (N) -* On input, the vector y. -* On output, CY is overwritten with -s*x + c*y. -* -* INCY (input) INTEGER -* The increment between successive values of CY. INCY <> 0. -* -* C (input) COMPLEX*16 -* S (input) COMPLEX*16 -* C and S define the matrix -* [ C S ]. -* [ -S C ] -* * ===================================================================== * * .. Local Scalars ..