[petsc-dev] Discussion about time-dependent optimization moved from PR

[Jed Brown]

Matthew Knepley <knepley at gmail.com> writes:

> I don't think the full space method is of questionable practically in the
> time-independent case.
> This is still important in this discussion because the way we talk about
> the optimization problem,
> and the specification of adjoint problems will inevitably be shared.

Let's simplify a lot.  If you want to share the specification for
sensitivities, propose for us a shared specification for just the
forward problem that is amenable to Borzi-type smoothers.