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.TH DZSUM1 l "15 June 2000" "LAPACK version 3.0" ")"
.SH NAME
DZSUM1 - take the sum of the absolute values of a complex vector and returns a double precision result
.SH SYNOPSIS
.TP 17
DOUBLE PRECISION
FUNCTION DZSUM1( N, CX, INCX )
.TP 17
.ti +4
INTEGER
INCX, N
.TP 17
.ti +4
COMPLEX*16
CX( * )
.SH PURPOSE
DZSUM1 takes the sum of the absolute values of a complex vector and returns a double precision result.
Based on DZASUM from the Level 1 BLAS.
.br
The change is to use the 'genuine' absolute value.
.br
Contributed by Nick Higham for use with ZLACON.
.br
.SH ARGUMENTS
.TP 8
N (input) INTEGER
The number of elements in the vector CX.
.TP 8
CX (input) COMPLEX*16 array, dimension (N)
The vector whose elements will be summed.
.TP 8
INCX (input) INTEGER
The spacing between successive values of CX. INCX > 0.
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