JavaScript Animated Applet

JavaScript Animated Applet

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In this applet, we'll draw a general function, f(x) and then create its derivative at t (using the Point proportional ebd_Ebd71  constraint).  Here is the Gx drawing:

js animated app 

Here are the parameters we entered in the JavaScript Applet Generator dialog:

js dialog animated 

Selecting slider for the UI Type of variable t we now have the Go/Stop button to control the animation of t between the ranges defined in the Variables panel above.

js animated app2 js animated app3 

To modify the function, simply type a new one in the edit field.  A multi-line function allows more options.