dolfin team mailing list archive

["Garth N. Wells" <g.n.wells@xxxxxxxxxx>]

Could you add code for computing the boundary sub-domains for the 
conv-diff demo (rather than reading from file)? It's useful to see how 
to do it, and allows refined and different meshes to be experimented with.

Garth


DOLFIN wrote:
> One or more new changesets pushed to the primary DOLFIN repository.
> A short summary of the last three changesets is included below.
>
> changeset:   2959:5aa16aeb80f311c180df9a0f88b8fbdaf58cacfb
> tag:         tip
> user:        "Anders Logg <logg@xxxxxxxxx>"
> date:        Mon Apr 30 15:41:14 2007 +0200
> files:       src/demo/pde/convection-diffusion/ConvectionDiffusion.h src/demo/pde/convection-diffusion/Stokes.form src/demo/pde/convection-diffusion/Stokes.h src/demo/pde/convection-diffusion/main.cpp src/demo/pde/convection-diffusion/plot.py src/demo/pde/convection-diffusion/subdomains.xml.gz src/kernel/function/DiscreteFunction.cpp src/kernel/function/Function.cpp src/kernel/function/dolfin/DiscreteFunction.h src/kernel/function/dolfin/Function.h src/kernel/la/Makefile.am src/kernel/la/Makefile.in src/kernel/la/dolfin/Makefile.am src/kernel/la/dolfin/Makefile.in src/kernel/la/dolfin/dolfin_la.h src/kernel/la/dolfin/solve.h src/kernel/la/dolfin/uBlasLinearSolver.h src/kernel/la/solve.cpp
> description:
> Get convection-diffusion demo working:
>  - Assignment of Functions now implemented, allows simple specification
>    of initial condions, for example Function u0(mesh, 0.0) and then assignment
>    in time loop: u0 = u1.
>  - Add simple interface for solving linear systems: solve.h supplies one single
>    function solve(A, x, b) using LU factorization (if available).
>
>
> changeset:   2958:b8bccbd14089dd73eb3c074ce4a356211322e676
> user:        "Anders Logg <logg@xxxxxxxxx>"
> date:        Mon Apr 30 00:49:53 2007 +0200
> files:       src/demo/pde/convection-diffusion/ConvectionDiffusion.form src/demo/pde/convection-diffusion/ConvectionDiffusion.h src/demo/pde/convection-diffusion/Stokes.form src/demo/pde/convection-diffusion/Stokes.h
> description:
> Update and recompile forms for convection-diffusion demo.
> Will try to get this running next.
>
>
> changeset:   2957:8a956192aa0b11bd3bbb0e023afb0e9af29b8604
> user:        "Anders Logg <logg@xxxxxxxxx>"
> date:        Mon Apr 30 00:46:00 2007 +0200
> files:       src/demo/pde/stokes/stabilized/Stokes.form src/demo/pde/stokes/stabilized/Stokes.h src/demo/pde/stokes/stabilized/main.cpp src/demo/pde/stokes/stabilized/plot.py src/demo/pde/stokes/stabilized/subdomains.xml.gz src/kernel/fem/Assembler.cpp src/kernel/fem/BoundaryCondition.cpp src/kernel/function/Function.cpp src/kernel/function/dolfin/Function.h src/kernel/function/dolfin/SpecialFunctions.h
> description:
> Make equal order stabilized version of Stokes work:
>  - Special functions MeshSize and InvMeshSize now available again
>  - Make current cell available to user-defined functions
>  - Solution now looks ok for both versions of Stokes demo
>
>
> ----------------------------------------------------------------------
> For more details, visit http://www.fenics.org/hg/dolfin
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