[petsc-users] computing matrix exponentials

Jose E. Roman jroman at dsic.upv.es
Sat Jan 18 03:08:52 CST 2014


SLEPc sits on top of PETSc, it cannot be used independently.
Jose


El 18/01/2014, a las 10:00, amlan barua escribió:

> Jose,
> Thanks for pointing out slepc. Looks like I can get started. Can I bind slepc to petsc or currently it works independently? 
> Amlan 
> 
> 
> On Sat, Jan 18, 2014 at 1:43 PM, Jose E. Roman <jroman at dsic.upv.es> wrote:
> The latest SLEPc version can do exp(tA)*v with a Krylov method (similar to Expokit), see the MFN class. This is quite experimental. Send feedback to slepc-maint.
> 
> Jose
> 
> 
> 
> El 18/01/2014, a las 08:39, amlan barua escribió:
> 
> > I would like to explore some exponential time differencing schemes.
> > Amlan
> >
> >
> > On Sat, Jan 18, 2014 at 1:06 PM, Jed Brown <jed at jedbrown.org> wrote:
> > amlan barua <abarua at iit.edu> writes:
> >
> > > Hi,
> > > Is there a way to compute matrix exponentials in Petsc?
> >
> > There isn't a function to do it, but you can implement various
> > algorithms using PETSc.  What do you want to use the exponential for?
> >
> 
> 



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