dolfin team mailing list archive

["Garth N. Wells" <gnw20@xxxxxxxxx>]

Kristian Oelgaard wrote:
> I got this e-mail twice, from Launchpad and DOLFIN. If I go to:
>
> https://bugs.launchpad.net/dolfin/+bug/424411
>
> I see the Marie is in the subscribers section and:
>
> Andy, DOLFIN mailing list, FEniCS team and Johan Hake are in the also notified
> section. I'm a member of both the DOLFIN mailing list and the FEniCS team, is
> that why I got two, and did Johan Hake get three?

I assigned the bug to Johan which probably accounts for one copy.

Garth

> Kristian
>
> Quoting Marie Rognes <meg@xxxxxxxxx>:
>
> > Public bug reported:
> >
> >
> > The representation of a form changes somewhat erratically when the same code
> > is run multiple times
> >
> > Cf:
> >
> > { v_0 * <Function in <Function space of dimension 9 (<CG1 on a <triangle of
> > degree 1>>)>> } * dx0
> > { v_0 * w_0 } * dx0
> >
> > as output from:
> >
> > from dolfin import *
> >
> > for i in range(2):
> >
> >     mesh = UnitSquare(2, 2)
> >     V_h = FunctionSpace(mesh, "CG", 1)
> >     f = Function(V_h, "1.0")
> >     u = TrialFunction(V_h)
> >     v = TestFunction(V_h)
> >     a = inner(grad(v), grad(u))*dx
> >     l = dot(v, f)*dx
> >     pde = VariationalProblem(a, l)
> >     print pde.L.form_data.form
> >
> > ** Affects: dolfin
> >      Importance: Undecided
> >          Status: New
> >
> > --
> > Inconsistency in form_data upon multiple runs
> > https://bugs.launchpad.net/bugs/424411
> > You received this bug notification because you are subscribed to DOLFIN.
> >
> > Status in DOLFIN: New
> >
> > Bug description:
> >
> > The representation of a form changes somewhat erratically when the same code
> > is run multiple times
> >
> > Cf:
> >
> > { v_0 * <Function in <Function space of dimension 9 (<CG1 on a <triangle of
> > degree 1>>)>> } * dx0
> > { v_0 * w_0 } * dx0
> >
> > as output from:
> >
> > from dolfin import *
> >
> > for i in range(2):
> >
> >     mesh = UnitSquare(2, 2)
> >     V_h = FunctionSpace(mesh, "CG", 1)
> >     f = Function(V_h, "1.0")
> >     u = TrialFunction(V_h)
> >     v = TestFunction(V_h)
> >     a = inner(grad(v), grad(u))*dx
> >     l = dot(v, f)*dx
> >     pde = VariationalProblem(a, l)
> >     print pde.L.form_data.form
> > _______________________________________________
> > DOLFIN-dev mailing list
> > DOLFIN-dev@xxxxxxxxxx
> > http://www.fenics.org/mailman/listinfo/dolfin-dev
>
>
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