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Re: beginner plot function with parameter


Wei Li wrote:
> Dear Mathgroup,
>
> I am using mathematica 5 to plot a function with some parameter, I want to
> plot for example a simple parabolic function with positive parameter s:
>
> f[z_]:=(z/s)^2;
> Plot[f[z],{z,-s,s}];
>
> mathematica code doesn't seem to work, anyone can help?

Hi Wei,

Try something like the following:

f[s_][z_] := (z/s)^2;
With[{s = 2}, Plot[f[s][z], {z, -s, s}]; ]

Regards,
Jean-Marc


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