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/home/abuild/rpmbuild/BUILD/lapack-3.12.0/BLAS/SRC/sasum.f(3) Library Functions Manual /home/abuild/rpmbuild/BUILD/lapack-3.12.0/BLAS/SRC/sasum.f(3)

NAME

/home/abuild/rpmbuild/BUILD/lapack-3.12.0/BLAS/SRC/sasum.f

SYNOPSIS

Functions/Subroutines


real function SASUM (n, sx, incx)
SASUM

Function/Subroutine Documentation

real function SASUM (integer n, real, dimension(*) sx, integer incx)

SASUM

Purpose:

!>
!>    SASUM takes the sum of the absolute values.
!>    uses unrolled loops for increment equal to one.
!>

Parameters

N 

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

SX

!>          SX is REAL array, dimension ( 1 + ( N - 1 )*abs( INCX ) )
!>

INCX

!>          INCX is INTEGER
!>         storage spacing between elements of SX
!>

Author

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

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 71 of file sasum.f.

Author

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Version 3.12.0 LAPACK