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MathGroup Archive 2003

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Re: Mesh generation in 2D

  • To: mathgroup at
  • Subject: [mg44694] Re: Mesh generation in 2D
  • From: "Jens-Peer Kuska" <kuska at informatik.uni-leipzig-de>
  • Date: Fri, 21 Nov 2003 05:13:17 -0500 (EST)
  • Organization: Uni Leipzig
  • References: <bphu5i$1nn$>
  • Sender: owner-wri-mathgroup at


and the  commandline tools can be used with Matheaticas Run[] command.


"Goyder Dr HGD" <H.Goyder at> schrieb im Newsbeitrag
news:bphu5i$1nn$1 at
> Dear MathGroup,
> What is the best way to generate a mesh of triangles for a 2D grid on a
> general nonconvex region?
> I know that in version 4.2 there is a computational geometry add-on and
> there is a package for polygon triangulation at
>  by Martin Kraus
> and also there is the book and packages by Tom Wickham-Jones
> . However, I cannot find
> procedure for putting this altogether to make a triangular mesh.
> What I am looking for is:
> 1. The ability to put grid nodes in a general nonconvex region so that the
> triangles are all about the same size and the triangles are as close as
> possible to equilateral.
> 2. The ability to weight the size of the triangles so that I can put more
> grid where it is needed.
> 3. The ability to enforce lines within the region (not necessarily
> so that I can have barriers with no thickness.
> 4. Everything implemented in Mathematica.
> Has this all been done or am I asking for the impossible?
> Thanks for your comments.
> Hugh Goyder
> -- 
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