Mathematica 9 is now available
Services & Resources / Wolfram Forums / MathGroup Archive
-----

MathGroup Archive 2011

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Question about Manipulate

  • To: mathgroup at smc.vnet.net
  • Subject: [mg122779] Re: Question about Manipulate
  • From: JasonE <ebaughjason at gmail.com>
  • Date: Thu, 10 Nov 2011 06:53:37 -0500 (EST)
  • Delivered-to: l-mathgroup@mail-archive0.wolfram.com
  • References: <j9domc$b5c$1@smc.vnet.net>

You did not define the function properly.

Try this:
f[a_, x_, b_] := Sin[a x + b]


You will also need to format Manipulate differently:
Manipulate[Plot[f[a, x, b], {x, 0, 6}], {a, 1, 4}, {b, 0, 10}]



Jason Ebaugh

ebaughjason at gmail.com
www.linkedin.com/in/jasonebaugh

On Nov 9, 5:37 am, "mail... at gmail.com" <mail... at gmail.com> wrote:
> I tried the following code in Mathematica 8.0
>
> Clear["Global`*"]
> f = Sin[a x + b]
> Manipulate[Plot[f, {x, 0, 4 \[Pi]}], {a, 0.5, 2}, {b, 0, 2 \[Pi]}]
>
> The Manipulate block is showed, but the Sin function is not plotted.
>
> When I replace f in the third line with its definition,
>
> Clear["Global`*"]
> Manipulate[ Plot[Sin[a x + b], {x, 0, 4 \[Pi]}], {a, 0.5, 2}, {b, 0, 2
> \[Pi]}]
>
> The Sin function is plotted.
>
> Is this a bug or a limitation in Mathematica?




  • Prev by Date: Re: Question about Manipulate
  • Next by Date: Re: Question about Manipulate
  • Previous by thread: Re: Question about Manipulate
  • Next by thread: AspectRatio -> 1 vs AspectRatio ->1.25