[firedrake] Problem with Jacobian

[David Ham]

On Mon, 9 Nov 2015 at 08:31 Buesing, Henrik <HBuesing at eonerc.rwth-aachen.de>
wrote:

> > If you change the definition of derivative in firedrake/ufl_expr.py to
>
> > take an optional coefficient_derivatives argument:
>
> >
>
> > def derivative(F, u, du=None, coefficient_derivatives=None):
>
> >    ...
>
> >
>
> >
>
> > And just pass that value through to the ufl.derivative call:
>
> >
>
> >    ufl.derivative(..., coefficient_derivatives=coefficient_derivatives)
>
> >
>
> > If you do this in the firedrake source directly, you will be able to
>
> > commit your change in the local git repository.  You can send us these
>
> > changes by forking firedrake on github and proposing a pull-request that
>
> > way.
>
> Hmm... Okay I did this. Then I did a "make" in the firedrake directory.
> But then I'm still getting a
>
>
>
> *TypeError: derivative() takes at most 3 arguments (4 given)*
>
>
>
> So how can I test this? Thank you!
>
>
>
> It depends a little on how you originally installed firedrake. If you
> installed firedrake by running firedrake-install (i.e. not with
> --developer) then you change to the firedrake/src directory and (with the
> virtualenv active) type:
>
>
>
> pip install --upgrade firedrake/
>
>
>
> If you have installed firedrake some other way, please say how and we can
> tell you how to build.
>
>
>
> *[Buesing, Henrik] I followed the „Installing from individual components”
> manual. I cloned the firedrake repository*
>
> git clone https://github.com/firedrakeproject/firedrake.git
>
> *Then I did make in the firedrake directory.*
>
> cd firedrake
>
> export PYTHONPATH=$PWD:$PYTHONPATH
>
> make
>
>
In this setup you shouldn't have even needed to type "make". My initial
suspicion is that this is an actual issue with the new code. Can you please
push your changes to a fork on github so we can see what you've got there?

Regards,

David


>
>
> *Henrik*
>
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