Thorsten Froehlich wrote:
> 
> [...]
> 
> Keep in mind that the "1" and "10" could be expressions and it is also
> faster...  ;-)

I would not mind if you implement this, it certainly has it's uses.  While
you are on it, how about custom vector functions, something like:

function { <x^2, sin(z), z> }

;-)

Christoph

-- 
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