[Edu-sig] Your dream Linear function class

[Arthur]

Kevin Driscoll wrote:

>Is there an
>easy graphing solution?
>  
>
vpython aand crunchy have been been recently  suggested.

Both have the advantage of being non-traditional solutions to this 
problem, i.e. they each offer the ability to graph, and much else.  
Seems to me there is something to be said for using a more general tool, 
for this specific purpose. Student might wonder into some general 
interest in the tool itself..

Art