PETSc sparsity

Barry Smith bsmith at mcs.anl.gov
Fri Jun 15 15:33:35 CDT 2007


  src/mat/impls/aij/seq/aij.h
  src/mat/impls/aij/mpi/mpiaij.h  

On Fri, 15 Jun 2007, Toby Young wrote:

> 
> 
> Barry,
> 
> Thank you for an interesting response.
> 
> >   For algorithms that require dealing with the sparsity structure of
> > the matrix we generally just include the appropriate private include file
> > for the matrix format and access the data directly in the underlying format.
> 
> Can you please elaborate. What do you mean by "the appropriate privat
> include file for the matrix"? Sorry, I got lost there.
> 
> Best,
> 	Toby
> 
> -----
> 
> Toby D. Young (Adiunkt)
> Department of Computational Science
> Institute of Fundamental Technological Research
> Polish Academy of Science
> Room 206, ul. Swietokrzyska 21
> 00-049 Warszawa, POLAND
> 
> 




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