The SimpleGraph class is one of many that you can find on the flashandmath.com website. These classes can be downloaded in the compressed folder flashandmath.zip. To use the classes, unzip the flashandmath folder and place it in the same directory as the fla file you are developing. The file flashandmath_guide.pdf includes documentation for all classes included in this package. The specific documentation for the SimpleGraph class is at the end of this guide.
For more examples of the SimpleGraph class and the fundamentals of graphing that make the class work, see our new book, Flash and Math Applets: Learn by Example, linked on the bottom right side of this page. Clicking the thumbnails below will provide demos of the additional examples in the book:
Download both fla files for this tutorial, along with the folder of class files and their documentation, in the following compressed folder.