[petsc-dev] questions on Tao "integration" into PETSc repository

[Jed Brown]

Geoffrey Irving <irving at naml.us> writes:
> This may be outside of the desired scope of changes, but would it be
> possible to remove the two-level option structure imposed by Tao for
> ksps and preconditioners?  E.g., currently to specify minres, one does
>
>     -tao_nls_ksp_type petsc -ksp_type minres
>
> Is there a reason the namespace can't be flattened?  

Agreed.

> Possibly more unreasonably, is there a need for TaoLineSearch to be
> distinct from SNESLineSearch?

They really should be, but I think we should merge Tao to 'master'
before digging into that.  Is Tao going to be part of the petsc-3.5
release?  How should we warn about interfaces that are likely to change?
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