dasum.f man page

dasum.f ā€”

Synopsis

Functions/Subroutines

double precision function dasum (N, DX, INCX)
DASUM

Function/Subroutine Documentation

double precision function dasum (integer N, double precision, dimension(*) DX, integer INCX)

DASUM

Purpose:

    DASUM takes the sum of the absolute values.
Parameters:

N

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

DX

          DX is DOUBLE PRECISION array, dimension ( 1 + ( N - 1 )*abs( INCX ) )

INCX

          INCX is INTEGER
         storage spacing between elements of DX
Author:

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

Date:

December 2016

Further Details:

     jack dongarra, linpack, 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 73 of file dasum.f.

Author

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Referenced By

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

Sat Jun 24 2017 Version 3.7.1 LAPACK