[petsc-users] 3d acoustic wave equation

[Jed Brown]

吕超 <luchao at mail.iggcas.ac.cn> writes:

> hi, Jed Brown:
>
>        Thank you for your reply.
>
>        I had met you in Changchun ,China, at about 2013/08. After
>        looking your operation of PETSC in your pc on that meeting, I
>        started to konw and study the Petsc. Do you have some Petsc's
>        program about the 3d acoustic wave equation(u_tt = ( c2 ) *
>        LAPLACIAN( u )). In Petsc's ts's tutorials, I just find the
>        heat equation(u_t = u_xx).

Look at src/ts/examples/tutorials/ex12.c

It could also be easily added as a first-order system to
src/ts/examples/tutorials/ex11.c
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