[Getdp] Solver parameters
Christophe Geuzaine
geuzaine at acm.caltech.edu
Wed Oct 23 07:54:51 CEST 2002
Michael J. Rivard wrote:
> See my questions below.
>
> On Tue, 2002-10-22 at 22:33, Christophe Geuzaine wrote:
>
>>Michael J. Rivard wrote:
>>
>>>Hi,
>>>
>>>Can anyone point me to any references that can help me understand what
>>>all of the solver parameters mean? My current level of computational
>>>linear algebra is limited to LU factoring and singular value
>>>decomposition as explained in Numerical Recipes (ISBN 0-521-30811-9).
>>>
>>
>>A good reference is
>>
>>@book{saad-book-96,
>> author = "Y. Saad",
>> title = "Iterative Methods for Sparse Linear Systems",
>> publisher = PWS,
>> year = 1996
>>}
>>
>>To use LU factoring, define "Matrix_Format 2" and "Algorithm
>>11" in the solver parameters.
>
>
> And default values for all other parameters?
Yep. Most other parameters control the iterative solvers. Check the
comments at the beginning of the solver file.
> Would the resulting algorithm be direct or iterative?
Direct.
Christophe
--
Christophe Geuzaine
Tel: (626) 395-4552 http://www.geuz.org
Fax: (626) 578-0124 mailto:geuzaine at acm.caltech.edu