[petsc-users] Eigenvalue solver method in Petsc

[Jed Brown]

On Sun, Mar 17, 2013 at 11:37 AM, Sonya Blade <sonyablade2010 at hotmail.com>wrote:

>
> Dear All,
>
> I'm pretty new to the Petsc library, before going into installation hassle,
> I'd like to know is it possible solve common eigenvalue problems mainly
> encountered in solid mechanics engineering such as Subspace
> iteration,Jacobi
> method, simultaneous iteration, Stodola etc..with Petsc.
>

SLEPc is the eigensolver package build on PETSc.

http://www.grycap.upv.es/slepc/

It is easy to install and use after installing PETSc.


>
> Mainly those problems comes in stiffness and mass matrices form, where in
> general
> they are symmetric and can be huge in size e.g 5000x5000.
>
> If it's possible to solve those type of problems with Petsc then is it
> trouble free the installation of library with Gnu GCC and gfortran on
> Win64?
>

Cygwin is required to build PETSc, but not to use it.
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