Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2007
*January
*February
*March
*April
*May
*June
*July
*August
*September
*October
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2007

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

Search the Archive

Re: Strange RegionPlot

  • To: mathgroup at smc.vnet.net
  • Subject: [mg81565] Re: Strange RegionPlot
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Wed, 26 Sep 2007 21:56:55 -0400 (EDT)
  • Organization: Uni Leipzig
  • References: <fddfh1$a67$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de

Hi,

it depend your requirement of accuracy but

RegionPlot[x + y < 4 && x - y > 3, {x, -20, 25}, {y, -20, 10},
  Mesh -> All, MaxRecursion -> 8]

should do that.

Regards
   Jens

Bruce Colletti wrote:
> Re 6.0.1 under Windows XP.
> 
> The region returned by:
> 
> RegionPlot[x + y < 4 && x - y > 3, {x, -20, 25}, {y, -20, 10}]
> 
> should be triangular.  Yet the apex is a short line segment and not a vertex.  
> 
> What creates this segment, and what must one do to get the vertex?  Thankx.
> 
> Bruce
> 


  • Prev by Date: Higher order total derivatives
  • Next by Date: Re: Bug in Show
  • Previous by thread: Re: Strange RegionPlot
  • Next by thread: Re: Strange RegionPlot