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Re: Help-directional fields

  • To: mathgroup at smc.vnet.net
  • Subject: [mg40316] Re: Help-directional fields
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Tue, 1 Apr 2003 04:50:54 -0500 (EST)
  • Organization: Universitaet Leipzig
  • References: <b690b7$l7l$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,

<< Graphics`PlotField`

PlotVectorField[
  {x, Sin[x - y]},
  {x, -5, 5}, {y, -5, 5}, 
  PlotPoints -> 30, 
  ColorFunction -> Hue, 
  ScaleFunction -> (.25# &), 
  ScaleFactor -> None
 ]

Regards
  Jens

Freddy wrote:
> 
> Hi, I am trying to plot a directional field plot for the DE
> y'=sin(x-y). The question suggests using a viewing window such as
> -10=x=10, -10=y=10  I have spent hours and hours trying to get this to
> work, but I must be doing something wrong.  Can anyone please, please
> help me with typing the right commands?


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