Re: [petsc-users] Time integrated adjoints

2015-04-15 Thread Dave Makhija
comprehensive. I like how you added the cost integrand. If I recall correctly, the Trilinos package Rythmos is missing this. Thanks! Dave On Tue, Apr 14, 2015 at 8:30 AM, Barry Smith bsm...@mcs.anl.gov wrote: On Apr 14, 2015, at 1:06 AM, Dave Makhija makhi...@colorado.edu wrote: Hello, I'm

[petsc-users] Time integrated adjoints

2015-04-14 Thread Dave Makhija
Hello, I'm evaluating my options for computing time dependent adjoints. I did not think PETSc supported this, but I see TSAdjointSolve in the development branch. That would be fantastic news if you plan to support time integrated adjoints! What features are envisioned and when is the targeted

[petsc-users] nnz's in finite element stiffness matrix

2010-09-07 Thread Dave Makhija
don't think anything really worked without a full matrix copy. If someone by chance knows how the Trilinos OptimizeStorage routine works for Epetra matricies they could potentially shed some light on how to do this - if it is even possible. Dave Makhija On Tue, Sep 7, 2010 at 2:24 PM, stali