On Tue, Feb 3, 2009 at 9:56 AM, Yixun Liu <enjoywm at cs.wm.edu> wrote: > It means that it is better to set n to be equal to the column to avoid > the communication. Right? If it does, I am confusing why we need this > parameter. Just for dealing with very large vector x? > Thanks.!
No. Please take a look at the book I recommended. If you do as you suggest, this is no longer parallel computing. Matt -- What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead. -- Norbert Wiener
