[petsc-users] Implementation of Multilevel preconditioner

[Jed Brown]

On Thu, Apr 5, 2012 at 11:24, Abdul Hanan Sheikh <hanangul12 at yahoo.co.uk>wrote:

> Post-smoothing context details would be appreciated!
> To my understing, those would be:
> 1 post-smoothing iteration with
> KSP type Richardson
> PC type to be applied on M is PCShellForM (say there PCLU in PCShellForM,
> though I need to change this, so I say this) .
>
> This will complete my preconditioner "Prec" ??
>

What are you asking? You can use any preconditioner you like for the
post-smoother.
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