In article <16279 at mimsy.UUCP> I substituted > TMP = 4.0 * COS(2.5) for >> tmp=cos(2.5)*cos(2.5)*cos(2.5)*cos(2.5); Oops. (What, you mean $4x \ne x^4$? :-) ) -- In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (+1 301 454 7163) Domain: chris at mimsy.umd.edu Path: uunet!mimsy!chris