[petsc-users] Matrix-free preconditioner using shell matrix

[Jed Brown]

See examples at the bottom of the page.

http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/PC/PCShellSetApply.html

Praveen C <cpraveen at gmail.com> writes:

> Dear all
>
> I am looking for any example code that shows how to use my own matrix-free preconditioner using a shell matrix. I am using TS to solve my problem.
>
> Thanks
> praveen