Re: [Libmesh-users] Can I choose the solver to be different from my libMesh::default_solver_package()?

[Yuxiang W. <yw...@vi...>]

Ah sorry - found it! I should be using the command line option of
"--use-eigen" for example when I run the executable.

Shawn

On Thu, Feb 28, 2019 at 10:46 PM Yuxiang Wang <yw...@vi...> wrote:

> Dear all,
>
> Sorry again for the spam.
>
> Can I choose the solver to be different from my
> libMesh::default_solver_package()?
>
> I noticed that when I use a LinearImplicitSystem, my
> system.get_linear_solver() is whatever the
> libMesh::default_solver_package() is. Can I change that to a different
> solver? In my case, the default is PETSc, but I'd like to use the Eigen
> Sparse Linear Solver.
>
> Sorry if this is a very entry-level question - I would be happy to do more
> research on my own, but currently I could not find where to read more about
> this. I tried to set system.linear_solver directly but failed. At this
> point, any hint in where to research into would be appreciated. Thank you!
>
> Best,
> Shawn
>
> --
> Yuxiang "Shawn" Wang, PhD
> yw...@vi...
> +1 (434) 284-0836
>


-- 
Yuxiang "Shawn" Wang, PhD
yw...@vi...
+1 (434) 284-0836