Draw 3D or 2D equation with this equation graphing free software. Visualizing equations is made easy with 3D Graph. To draw 3D or 2D graphs all required is filling in the equation of the form z=f(x, y).
It does nothing other free programs cannot do. It is limited to f(x,y). Practically everything is limited.
Summary
Get GraphCalc or Graphing Calculator 3D.
Just what I needed to understand these calculus equations!
ron.eizenman
Pros
Simple and yet powerfull tool
<p>Easy to use - it is quite self explanatory
<p>Most functions I needed were there
Cons
Completing features for this product would be Min/Max point finder, derivative calculator and other useful calculus tools... but still it does exactly what it claims... 3D Graph