[petsc-users] Composite preconditioners in petsc4py

[Adolfo Rodriguez]

Matthew,

Yes, exactly: PCCOMPOSITR.

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________________________________
From: Matthew Knepley <knepley at gmail.com>
Sent: Tuesday, January 31, 2023 6:55:29 AM
To: Adolfo Rodriguez <adantra at gmail.com>
Cc: petsc-users <petsc-users at mcs.anl.gov>
Subject: Re: [petsc-users] Composite preconditioners in petsc4py

On Mon, Jan 30, 2023 at 6:56 PM Adolfo Rodriguez <adantra at gmail.com<mailto:adantra at gmail.com>> wrote:
Hi,

how do you use composite preconditioners in petsc4py. I used to have a script that worked but it does not work anymore. Something has changed. Any simple examples?

Do you mean using PCCOMPOSITE?

  Thanks,

     Matt

Regards,

Adolfo


--
What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead.
-- Norbert Wiener

https://www.cse.buffalo.edu/~knepley/<http://www.cse.buffalo.edu/~knepley/>
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