dzasum.f man page

dzasum.f

Synopsis

Functions/Subroutines

double precision function dzasum (N, ZX, INCX)
DZASUM

Function/Subroutine Documentation

double precision function dzasum (integer N, complex*16, dimension(*) ZX, integer INCX)

DZASUM

Purpose:

    DZASUM takes the sum of the (|Re(.)| + |Im(.)|)'s of a complex vector and
    returns a single precision result.
Parameters:

N

          N is INTEGER
         number of elements in input vector(s)

ZX

          ZX is COMPLEX*16 array, dimension ( 1 + ( N - 1 )*abs( INCX ) )

INCX

          INCX is INTEGER
         storage spacing between elements of ZX
Author:

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

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(*)

Definition at line 74 of file dzasum.f.

Author

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Referenced By

The man page dzasum(3) is an alias of dzasum.f(3).

Tue Nov 14 2017 Version 3.8.0 LAPACK