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MathGroup Archive 2005

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Re: Re: Missing Graphics

  • To: mathgroup at smc.vnet.net
  • Subject: [mg54311] Re: [mg54274] Re: [mg54248] Missing Graphics
  • From: Murray Eisenberg <murray at math.umass.edu>
  • Date: Wed, 16 Feb 2005 14:37:05 -0500 (EST)
  • Organization: Mathematics & Statistics, Univ. of Mass./Amherst
  • References: <200502150438.XAA29742@smc.vnet.net>
  • Reply-to: murray at math.umass.edu
  • Sender: owner-wri-mathgroup at wolfram.com

Why Scan here instead of Map?

David Park wrote:
> Bruce,
>
> The following works.
>
> g = Plot3D[Sin@x Cos@y, {x, -Pi, Pi}, {y, -Pi, Pi},
>       DisplayFunction -> Identity];
>
> Scan[Show[#@g ,
>         DisplayFunction -> $DisplayFunction] &, {SurfaceGraphics, Graphics,
>       ContourGraphics,
>     DensityGraphics}];
>
> But if we leave the DisplayFunction -> $DisplayFunction out of the Show
> statement, why does the Graphics case display? I would expect none of them
> to display. Is this another case where WRI has forgotten to copy over one of
> the options in the graphics conversion routines?

--
Murray Eisenberg                     murray at math.umass.edu
Mathematics & Statistics Dept.
Lederle Graduate Research Tower      phone 413 549-1020 (H)
University of Massachusetts                413 545-2859 (W)
710 North Pleasant Street            fax   413 545-1801
Amherst, MA 01003-9305



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