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Re: [HG DOLFIN] Added a SUPGStablizer built in function

 

On Thursday 12 March 2009 22:12:48 Garth N. Wells wrote:
> 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:   5860:54b6f356ba99be68a5caa08fa66031fc1572ac0e
> > tag:         tip
> > user:        "Johan Hake <hake@xxxxxxxxx>"
> > date:        Thu Mar 12 22:00:22 2009 +0100
> > files:       dolfin/function/SpecialFunctions.cpp
> > dolfin/function/SpecialFunctions.h
> > site-packages/dolfin/specialfunctions.py description:
> > Added a SUPGStablizer built in function
> >   sigma - diffusion coeffisient
> >   a     - advective field
> >   s     - SUPGStabilizer(a,sigma)
> >   v     - TestFunction
> >
> >   # SUPG stabilized TestFunction
> >   v = v + dot(s,grad(v))
> >
> >   (Will add a demo later)
>
> Some of this is pretty specific, e.g. tau = 1/std::tanh(PE)-1/PE. I'm
> not convinced that it should be in SpecialFunctions (very worthwhile in
> a demo though which users can mimic).

Sure,

I can move it to a demo later on.

Johan

> Garth
>
> > changeset:   5859:93a016caa761ffc2de412d2a3a22b307b362d940
> > user:        "Johan Hake <hake@xxxxxxxxx>"
> > date:        Thu Mar 12 21:48:20 2009 +0100
> > files:       dolfin/la/EpetraVector.h dolfin/la/MTL4Vector.h
> > dolfin/la/PETScVector.h dolfin/la/uBLASVector.h description:
> > Fix unimplemented GenericVector interface after change in norm()
> >
> >
> > changeset:   5858:0b340e608e45d6e65d19d820cd0cf625cf9229cc
> > parent:      5857:1d17c2aa69bb1bf0afa49fba13469724d948ff0e
> > parent:      5856:f80f347421ab07abc497fd8197e5a3bd36ed8f49
> > user:        "Ola Skavhaug <skavhaug@xxxxxxxxx>"
> > date:        Thu Mar 12 11:00:40 2009 +0100
> > files:       sandbox/misc/Poisson.form sandbox/misc/Poisson.h
> > sandbox/misc/SConstruct sandbox/misc/main.cpp description:
> > merge
> >
> > ----------------------------------------------------------------------
> > For more details, visit http://www.fenics.org/hg/dolfin
> > _______________________________________________
> > DOLFIN-dev mailing list
> > DOLFIN-dev@xxxxxxxxxx
> > http://www.fenics.org/mailman/listinfo/dolfin-dev
>
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