On Wed, Aug 8, 2012 at 2:30 AM, C.-C. Chiou <ccchiou2012 at gmail.com> wrote:
> Dear all, > > For concerning more general geometry of physical domain, for some > situations, > we need to apply the multi-block mesh. The attached figure (or > alternatively the following link) illustrates one of examples. > > https://dl.dropbox.com/u/17189529/share_documents/IMAG0003.jpg > > Have you ever dealt with such kind of case with application of the PETSc > object 'DA' ? > Our intention for this is that you use a DMComposite structure. Let us know if the documentation is unclear on anything, since it is somewhat new. Thanks, Matt > Suppose we build multiple DA(or DM) for governing the multi-block data > structure, > in other words, we respectively build a DA for each block of mesh. > Especially in parallel computing, > how can we manage and control the communications between blocks of data > accurately and efficiently? > And, how can we ensure the correctness of parallel computational results? > > I wonder whether some possible application of PETSc object 'DA' (or DM) is > sufficient for dealing with cases in multi-block mesh. > > > Sincerely regards. > > > Chuei-Ching Chiou > > > -- > Chuei-Ching Chiou, > Ph. D student, > Aerothermal & Plasma Physics Laboratory > Department of Mechanical Engineering > National Chiao Tung University > Hsinchu 30010, TAIWAN > TEL: +886-35712121 ext. 55175 > E-mail: C <staystay.me99g at g2.nctu.edu.tw>CChiou2012 at gmail.com > > -- 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 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20120808/fe857921/attachment.html>
