>EPS sinus algorythm Thank you for the algorythm, but that is not an option. Anyway nice of you to post Fort^H^H^H^H Post Script source files inline. It reminds people of things ;-) Peter PS: My latest saying: Unix has a lot of four letter commands with twenty page apologies. -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.