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Re: Help

This works

Clear[a, x, t]
a[x_, t_] := Sin[34*x - 2*t]
Animate[Plot[a[x, t], {x, 0, 2*Pi}], {t, 0, 5}]


On Fri, Sep 26, 2008 at 6:24 AM, Rui <rui.rojo at> wrote:

> I'm new in Mathematica. I have version
> I'm trying to create an animation or a plot, something simple. I found
> Animate[].
> I can make it work fine by doing something "like"
> Animate[Plot[Sin[34*x-2*t], {x, 0, 2*pi}], {t, 0, 5} ]
> But if i have my expression stored in a variable i can't...
> a = Sin[34*x-2*t];
> Animate[Plot[a, {x, 0, 2*pi}], {t, 0, 5} ]
> leaves the animation blank.
> I tries all variants I could think of and I always fail. I actually
> wanted to create several animations of expressions i have stored in a
> list, and I could do it one by one manually but I wanted to learn the
> proper way and I'm frustrated already. Any ideas?

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