Re: [Libmesh-users] question about example transient_ex2.C

[John P. <jwp...@gm...>]

On Mon, Mar 4, 2019 at 10:24 AM Michael Povolotskyi <mpo...@pu...>
wrote:

> Dear Libmesh developers,
>
> could you, please, tell which equation is solved in the example
> transient_ex2.C?
>

Looks like some kind of second-order wave equation to me,

(1/c^2) d^2 p / dt^2 - Laplacian(u) = 0

but you should double check the signs that are used by the NewmarkSystem
internally...

-- 
John