Does anybody know of any good, simple Direct X examples of 3D plotting? When I search for 3D examples, I end up with mostly gaming examples with 3D objects like people and airplanes. I just want to plot in 3D out of math functions. And ...

I am multiplying to decimal type variables together, do I have to cast or use any special symbols to ensure the output will also be a decimal value? I know I have to add the suffix m or M. e.g.: [code] decimal v1 = 234M; [/code ...