On Sun, Apr 22, 2012 at 3:55 PM, TAY wee-beng <zonexo at gmail.com> wrote:
> Hi, > > I changed the vs2008 and linux source code to > VecView(x,PETSC_VIEWER_STDOUT_WORLD,ierr) but the results for both outputs > are 0 and 0.0416667 (except for one value which is 0.0833333) respectively. > It looks to me like there is a bug in KSPSetUp(). The DMKSPGetContext() is returning a null struct, so the RHS is never formed, and the Mat is formed by the default call to DMComputeJacobian. What is intended here with KSPDM? Matt > Yours sincerely, > > TAY wee-beng > > > On 22/4/2012 9:35 PM, Jed Brown wrote: > > On Sun, Apr 22, 2012 at 14:30, TAY wee-beng <zonexo at gmail.com> wrote: > >> Sorry for the mistake. I tried again, changing to "call VecView(x,0,ierr)" >> >> but still got the same error: >> > > 0 has the wrong type. Use VecView(x,PETSC_VIEWER_STDOUT_WORLD,ierr) > > -- 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/20120422/4adb5ff2/attachment.htm>
