Jaap wrote:
> 
>>you are calling myFunction(<1,0,0>,<0,1,0>,<0,0,1>)).
> 
> 
> i suspected something like that, but myFunction(x) also
> dot not work, 

Yes, because you can't call a function with vector parameters.  You 
confuse calling the function and declaring the function (where x, y and 
z have a different meaning).

Christoph

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