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Re: Re: Simple Problem (I suppose...)


> Andreas,
> 
> The reason you cannot plot your function f[x] is because you entered the
> "blank" in the pattern as a subscript instead of a "underscore". This is
> what you should of had:
> 
> \!\(f[x\ _\ ] := x\^5 + x\^4 + x\^2\)
> 
> Cheers, Bria
> 

This does not work, because the underscore is still used as subscript.
Use

 \!\(f[x_] := x\^5 + x\^4 + x\^2\)

Wolfgang


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