On Wed, Sep 3, 2014 at 8:51 AM, Alp Kalpalp <[email protected]> wrote:
> Dear Matt, > > While searcing inside of the petsc bundle, I have seen > > PCBDDCMatFETIDPGetRHS > PCBDDCMatFETIDPGetSolution > PCBDDCCreateFETIDPOperators > > also there is an example in > petsc-3.5.1\src\ksp\ksp\examples\tutorials\ex59.c > > however I could not see it on webbrowser interface. Is this an pre-release > code? > That is my understanding, but you should really talk to Stefano Zampini directly. Matt > > On Wed, Sep 3, 2014 at 2:09 PM, Matthew Knepley <[email protected]> wrote: > >> On Wed, Sep 3, 2014 at 3:10 AM, Alp Kalpalp <[email protected]> wrote: >> >>> Hi, >>> >>> I need to investigate the performance of FETI-DP on a heteregenous >>> problem with a proposed preconditioner/scaling and different parameters. I >>> do not want to reinvent the known. I need to investigate the outcomes of my >>> research on top of FETI-DP. >>> >>> I have seen several papers in literature discuss about the FETI-DP >>> implementations in PetSc. However, seems none of them is provided in >>> public. I have come across several functions in PetSc with *FETIDP* names. >>> But, since this algorithm is quite different then the ksp algorithms, I >>> could not figure out how to use them. >>> >>> I have two concrete questions; >>> >>> 1- Is it possible to complete a FETI-DP solution with the provided >>> functions in current PetSc release? >>> >> >> There is no FETI-DP in PETSc. However, I recommend mailing Oliver >> Rheinbach to see about collaboration (http://www.uni-koeln.de/~orheinba/) >> >> Thanks, >> >> Matt >> >> >>> 2- If so, what is the calling sequence for these functions? >>> >>> Thanks in advance, >>> >>> Alp >>> >> >> >> >> -- >> 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 >> > > -- 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
