NAME¶

DZASUM - DZASUM take the sum of the absolute values

SYNOPSIS¶

DOUBLE PRECISION

FUNCTION DZASUM(N,ZX,INCX)

INTEGER INCX,N DOUBLE COMPLEX ZX(*)

PURPOSE¶

DZASUM takes the sum of the absolute values.

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(*)