a package of functions for vector analysis.



Dear Dieter Kaiser

 > You have to press the enter button each time the input prompt "_"
> appears to get the demos step by step.
> 

I see that I have to press the Shift+Enter button each time the input prompt "_"
appears to get the demos step by step.
I set "Shift+Enter evaluate cell" in wxMaxima configuration. 
Am I right?