Question #97173 on DOLFIN changed:
https://answers.launchpad.net/dolfin/+question/97173
Status: Open => Answered
Patrick Riesen proposed the following answer:
hi,
>
> Gradients::FunctionSpace _VGradA(*anode);
>
> Gradients::BilinearForm aGradA(_VGradA, _VGradA);
> Gradients::LinearForm LGradA(_VGradA);
> dolfin::Function _GradA(_VGradA);
> dolfin::Function _GradAvg(_VGradA);
>
> dolfin::Function _GradAvgX(_VGradA);
> dolfin::Function _GradAvgY(_VGradA);
>
> _GradAvgX = _GradAvg[0];
> _GradAvgY = _GradAvg[0];
I guess that _GradAvgX as a subfunction of _GradAvg can not have the
same function space _VGradA as _GradAvg.
you may try
Function _GradAvg(_VGradA);
Function _GradAvgX = _GradAvg[0];
patrick
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