C Library Functions - dzasum (3)
NAME
dzasum(3f) - [BLAS:DOUBLE_BLAS_LEVEL1]
CONTENTS
Synopsis
Definition
Options
Zx
Authors
Further Details
See Also
SYNOPSIS
double precision function dzasum(n,zx,incx)
.. Scalar Arguments .. integer,intent(in) :: incx,n .. .. Array Arguments .. complex(kind=real64),intent(inout) :: zx(*) ..
DEFINITION
DZASUM takes the sum of the (|Re(.)| + |Im(.)|)’s of a complex vector and returns a double precision result.
OPTIONS
N
N is INTEGER number of elements in input vector(s)
ZX
ZX is complex(kind=real64) array, dimension ( 1 + ( N - 1 )*abs( INCX ) )
INCX
INCX is INTEGER storage spacing between elements of ZX
AUTHORS
o Univ. of Tennessee o Univ. of California Berkeley o Univ. of Colorado Denver o NAG Ltd. date:November 2017
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(*)
SEE ALSO
Online html documentation available at http://www.netlib.org/lapack/explore-html/
| Nemo Release 3.1 | dzasum (3) | July 22, 2023 |
