On 6/18/2012 10:26 PM, konyberg wrote: > On Tuesday, June 19, 2012 5:53:45 AM UTC+2, W. eWatson wrote: >> Any suggestions. Want sqrt, *,/,+,-, sin, cos, square, etc. Maybe >> formulas and graphs. > > I use Microsoft Mathematics alot. It's intuitive and has all you ask for and more. > > KON Is it now free. I tried in 2010, and it wasn't.