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<body class='hmmessage'><div dir='ltr'>Thanks! If there is a way to avoid command line options,<br>it would be excellent. Sorry, that I didn't remember to <br>mention this one. Your example has command line options<br>"st_ksp_type","st_pc_type","st_pc_hypre_type"<br>Do they have an equivalent function calls?<br><br>-Heikki<br><br><div>> > Hi, I try to solve eigenvalue problem using EPS object <br>> > and Krylov-Schur solver. Everything goes well and I <br>> > can solve the problems that I want. <br>> > <br>> > Anyway, I want to use other preconditioners than the <br>> > default preconditioner. It is a little bit unclear for<br>> > me how to do this. For example, I have installed<br>> > PETSc with Hypre. How can use BoomerAMG preconditioner<br>> > instead of ILU? ( SLEPc chooses this by default ) <br>> > <br>> > -Heikki<br>> <br>> Have a look at section 3.4.1 of SLEPc's users guide. For instance, you can try something like this:<br>> <br>> $ ./program -st_ksp_type bcgs -st_pc_type hypre -st_pc_hypre_type boomeramg<br>> <br>> Jose<br>> <br></div> </div></body>
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