Plotting product

*To*: mathgroup at smc.vnet.net*Subject*: [mg44671] Plotting product*From*: "Rafa³ \"ra_v\" Zawierta" <ra_v at interia.pl>*Date*: Thu, 20 Nov 2003 03:16:36 -0500 (EST)*Sender*: owner-wri-mathgroup at wolfram.com

Hello. I have a little problem. I have to make an approximation from Lagrange functions and I need to generate plot. So the easiest way to me is to plot a product (symbol: PI), but I don't have any idea how to do it. Could you give me some kind of example how to solve my problem? ra_v