--- rpl/lapack/blas/dzasum.f 2011/07/22 07:38:02 1.7 +++ rpl/lapack/blas/dzasum.f 2018/05/29 07:19:42 1.16 @@ -1,23 +1,89 @@ +*> \brief \b DZASUM +* +* =========== DOCUMENTATION =========== +* +* Online html documentation available at +* http://www.netlib.org/lapack/explore-html/ +* +* Definition: +* =========== +* +* DOUBLE PRECISION FUNCTION DZASUM(N,ZX,INCX) +* +* .. Scalar Arguments .. +* INTEGER INCX,N +* .. +* .. Array Arguments .. +* COMPLEX*16 ZX(*) +* .. +* +* +*> \par Purpose: +* ============= +*> +*> \verbatim +*> +*> DZASUM takes the sum of the (|Re(.)| + |Im(.)|)'s of a complex vector and +*> returns a single precision result. +*> \endverbatim +* +* Arguments: +* ========== +* +*> \param[in] N +*> \verbatim +*> N is INTEGER +*> number of elements in input vector(s) +*> \endverbatim +*> +*> \param[in,out] ZX +*> \verbatim +*> ZX is COMPLEX*16 array, dimension ( 1 + ( N - 1 )*abs( INCX ) ) +*> \endverbatim +*> +*> \param[in] INCX +*> \verbatim +*> INCX is INTEGER +*> storage spacing between elements of ZX +*> \endverbatim +* +* Authors: +* ======== +* +*> \author Univ. of Tennessee +*> \author Univ. of California Berkeley +*> \author Univ. of Colorado Denver +*> \author NAG Ltd. +* +*> \date November 2017 +* +*> \ingroup double_blas_level1 +* +*> \par Further Details: +* ===================== +*> +*> \verbatim +*> +*> jack dongarra, 3/11/78. +*> modified 3/93 to return if incx .le. 0. +*> modified 12/3/93, array(1) declarations changed to array(*) +*> \endverbatim +*> +* ===================================================================== DOUBLE PRECISION FUNCTION DZASUM(N,ZX,INCX) +* +* -- Reference BLAS level1 routine (version 3.8.0) -- +* -- Reference BLAS is a software package provided by Univ. of Tennessee, -- +* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- +* November 2017 +* * .. Scalar Arguments .. INTEGER INCX,N * .. * .. Array Arguments .. - DOUBLE COMPLEX ZX(*) + COMPLEX*16 ZX(*) * .. * -* Purpose -* ======= -* -* DZASUM takes the sum of the absolute values. -* -* Further Details -* =============== -* -* jack dongarra, 3/11/78. -* modified 3/93 to return if incx .le. 0. -* modified 12/3/93, array(1) declarations changed to array(*) -* * ===================================================================== * * .. Local Scalars ..