[petsc-users] Cholesky matrix factorization

[Umut Tabak]

On 09/09/2012 12:30 AM, Barry Smith wrote:
>     We don't have an interface for just the forward solve for the MUMPS from PETSc. If MUMPS provides separate routines for forward and backward solve (check the mumps documentation)
> let us know and we'll add the forward and backward solve for our MUMPS interface.
As far as I know, MUMPS does not store the factors transparently so that 
any user can do forward backward substitution with them.
You can also check MUMPS list, there were similar questions like this before
BR,
Umut