Re: matrix library ?

From: walter_at_[hidden]
Date: 2001-03-14 16:41:49

Hello,

Andrew Lumsdaine wrote:

> In short.  Sparse matrices are used for efficiency of 
> representation.  Direct methods can be used with sparse matrices 
> although ordering and factorization are complicated and there will 
be 
> some growth in memory as a result of fill-in.  Iterative solvers 
are 
> easy to write, but subtle and quick to anger -- use the right 
> preconditioner.  

Thanks for the clarification.

Kind regards

J. Walter