redhat man page for dlapy3

DLAPY3(l)								 )								 DLAPY3(l)

NAME
       DLAPY3 - return sqrt(x**2+y**2+z**2), taking care not to cause unnecessary overflow

SYNOPSIS
       DOUBLE PRECISION FUNCTION DLAPY3( X, Y, Z )

	   DOUBLE	PRECISION X, Y, Z

PURPOSE
       DLAPY3 returns sqrt(x**2+y**2+z**2), taking care not to cause unnecessary overflow.

ARGUMENTS
       X       (input) DOUBLE PRECISION
	       Y       (input) DOUBLE PRECISION Z	(input) DOUBLE PRECISION X, Y and Z specify the values x, y and z.

LAPACK version 3.0						   15 June 2000 							 DLAPY3(l)