[Gmsh] How many ways to improve the quality of the mesh in gmsh-2.3-windows ?

[Geordie McBain]

On Mon, Jul 27, 2009 at 10:48 PM, liang dong<edongliang at yahoo.com> wrote:
> hi
> I can find three ways to improve the quality of the mesh in
> gmsh—2.3-windows.
> 1  change Element size factor  mesh—general-- Element size factor
> 2 optimize button      mesh ---optimize button
> 3 optimize netgen button  mesh---optimize netgen button
> Any other ways to improve the quality of the mesh in gmsh-2.3-windows?

Yes, use Background Field to set the characteristic length.

> Can you tell me in detail?

http://geuz.org/gmsh/doc/texinfo/gmsh_7.html#SEC44

See also demos/fields.geo in the source distribution.