<div class="gmail_quote">On Thu, Jun 7, 2012 at 6:34 PM, Dmitry Karpeev <span dir="ltr"><<a href="mailto:karpeev@mcs.anl.gov" target="_blank">karpeev@mcs.anl.gov</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Well, the above defines the "pivots"</blockquote></div><br><div>Okay, but this is not a "field decomposition". We are extracting sub-problems (maybe overlapping?) that have implicit off-diagonal parts that may also need to be evaluated (how?).</div>