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[Patrick Riesen <question92245@xxxxxxxxxxxxxxxxxxxxx>]

Question #92245 on DOLFIN changed:
https://answers.launchpad.net/dolfin/+question/92245

Patrick Riesen proposed the following answer:
Murtazo Nazarov wrote:
> Question #92245 on DOLFIN changed:
> https://answers.launchpad.net/dolfin/+question/92245
> 
> Murtazo Nazarov posted a new comment:
> 
> I guess 
> 
> *snip*
>     // extract velocity solution and scale it
>      dolfin::uint m_e = _e->vector().size();
>      dolfin::uint m = _v->vector().size();
>      double* _block = new double[m];
> 
>      dolfin::uint* _rows = new dolfin::uint[m];
>      for(dolfin::uint i = 0; i < m; i++)
>        _rows[i] = m_e + i;
> 
>      _evp->vector().get(_block, m, _rows);
> *snap*
> 
> won't work in parallel or? Otherwise there are many similar ways to deal
> with the problem.
> 
> m
> 

no, but there's also get_local (), set_local () which are the parallel 
equivalents.

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