[petsc-dev] strangness in Chebyshev estimate of eigenvalues

Barry Smith bsmith at mcs.anl.gov
Thu Aug 27 14:17:23 CDT 2015


> On Aug 27, 2015, at 2:15 PM, Jed Brown <jed at jedbrown.org> wrote:
> 
> Barry Smith <bsmith at mcs.anl.gov> writes:
>>   Don't use drand48 directly; use PetscRandom. Matt promised to fix up PetscRandom to use it by default and work on all systems so all you need to do is use PetscRandom everywhere.
> 
> Yes, that's what I meant.  But we need a deterministic seed.

  Matt promised





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