Re: How to plot functions
- To: mathgroup at smc.vnet.net
- Subject: [mg130113] Re: How to plot functions
- From: "Nasser M. Abbasi" <nma at 12000.org>
- Date: Sun, 10 Mar 2013 17:06:32 -0400 (EDT)
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- Reply-to: nma at 12000.org
On 3/9/2013 11:47 PM, radres wrote:
> Hi,
>
> Let's say I've defined a function f[c]=c*x^2
that should be
f[c_,x_]:=c*x^2
>
> when I try to plot this directly,
>
> Plot[ f[3], {x, -10, 10} ]
>
> it doesn't plot anything.
try
f[c_, x_] := c*x^2;
Plot[f[3, x], {x, -10, 10}]
>
> But when I assign function to a variable,
>
> v1=f[3]; Plot[v1, {x, -10, 10}]
>
> then there is no problem. But I dont want this. Is there any way to plot directly from a function?
>
see above.