>BTW, I just noticed that the coverage of iterative solvers in the>Octave manual is organized in a strange way while PCG and PCR are
>in the section I linked before, other solvers like gmres and bicgstab>are here:
>
http://www.gnu.org/software/octave/doc/interpreter/Specialized-Solvers.html#Specialized-Solvers
Thank you Carlo, this is what I was looking for. What package are these solution methods from? Are they from SuiteSparse too? If so, I will have to go looking for them as I hadn't found them so far in my quick perusal of the code.
Thanks,
Jen