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Re: Corrupt graphics output

  • To: mathgroup at smc.vnet.net
  • Subject: [mg90676] Re: Corrupt graphics output
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Sat, 19 Jul 2008 04:48:12 -0400 (EDT)
  • Organization: Uni Leipzig
  • References: <g5pj0s$qbg$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de

Hi,

it look fine with Mathematica 6.0.3, so what version you are using ?
If it is 5.x than this is probably a problem of sampling the function
and you can only try to increase the number of sampling points.

Regards
   Jens

Paul M wrote:
> Hello,
> 
> I was playing around with Mathematica the other day and was attempting
> to graph the modulus of the complex-valued gamma function.  When I use
> a PlotPoints value of 120 the graph looks fine.  However, the 
> following command yields a corrupt graph (PlotPoints value of 150).
> 
> Plot3D[Abs[Gamma[x + I y]], {x, -5, 5}, {y, -5, 5}, 
>  PlotPoints -> {150, 150}, PlotRange -> {0, 10}, 
>  BoxRatios -> {1, 1, 0.8}, AxesLabel -> {x, I y, Abs[Gamma[z]]}]
> 
> Anyone know the reason for this and possible solutions?
> 
> Thank you,
> Paul
> 


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