> How does this work? Once the calc crahses it should forget everything > that ever happened to it. And if it does work how does it "fix" a > problem? Also how do you evaluate it? I am not sure how it fixes it but it does. the commands to do it are. 1) define f(x)=f(x)+1 [enter] 2) f(2) [enter] -- Tatsu Email: tatsu@skylink.net Homepage: http://homepages.skylink.net/~tatsu/