[petsc-users] SNESSetUpdate function

[Jed Brown]

On Fri, Jan 20, 2012 at 08:28, Bernardo Rocha <
bernardomartinsrocha at gmail.com> wrote:

> I'm using SNES but I would like to update my data after each successful
> step computation within the nonlinear solver using a different function. I
> mean, after the solution of each linear system I would like to get \Delta
> x_k to update x_{k+1} which is stored somewhere in my application class
> (C++ code).


Can you explain more about what you are trying to do? What you describe
does not sound algorithmically correct.
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