Re: How to plot functions
- To: mathgroup at smc.vnet.net
- Subject: [mg130114] Re: How to plot functions
- From: Peter Klamser <klamser at googlemail.com>
- Date: Sun, 10 Mar 2013 17:06:52 -0400 (EDT)
- Delivered-to: l-mathgroup@mail-archive0.wolfram.com
- Delivered-to: l-mathgroup@wolfram.com
- Delivered-to: mathgroup-newout@smc.vnet.net
- Delivered-to: mathgroup-newsend@smc.vnet.net
- References: <20130310054802.BF9A66790@smc.vnet.net>
You must use patterns, ad minim an empty pattern, defining a function.
f[c_]=c x^2 works fine.
f[c_,x_]=c x^2
Plot[ f[3,x], {x, -10, 10} ] works even better suggests
Peter
2013/3/10 radres <radressss at gmail.com>:
> Hi,
>
> Let's say I've defined a function f[c]=c*x^2
>
> when I try to plot this directly,
>
> Plot[ f[3], {x, -10, 10} ]
>
> it doesn't plot anything.
>
> 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?
>
- References:
- How to plot functions
- From: radres <radressss@gmail.com>
- How to plot functions