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<div class="moz-cite-prefix">Am 20.08.2012 13:39, schrieb Matthew
Knepley:<br>
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<blockquote
cite="mid:CAMYG4Gmazd5OT7CtSO9jsop2zT0R7peKjVd0j5DWU9B36GTYhA@mail.gmail.com"
type="cite">On Mon, Aug 20, 2012 at 3:09 AM, Thomas Witkowski <span
dir="ltr"><<a moz-do-not-send="true"
href="mailto:thomas.witkowski@tu-dresden.de" target="_blank">thomas.witkowski@tu-dresden.de</a>></span>
wrote:<br>
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<blockquote class="gmail_quote" style="margin:0 0 0
.8ex;border-left:1px #ccc solid;padding-left:1ex">
Is it possible to change the PCFIELDSPLIT / block Gauss-Seidel
preconditioner to use A_01 instead of A_10 to solve an upper
triangular system?</blockquote>
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<div>It always uses A_01. What exactly do you want to do?</div>
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In this case the documentation should be changed (see p. 86)<br>
<br>
Thomas<br>
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<blockquote
cite="mid:CAMYG4Gmazd5OT7CtSO9jsop2zT0R7peKjVd0j5DWU9B36GTYhA@mail.gmail.com"
type="cite">
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<div><br>
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<div> Matt</div>
<div> </div>
<blockquote class="gmail_quote" style="margin:0 0 0
.8ex;border-left:1px #ccc solid;padding-left:1ex"><span
class="HOEnZb"><font color="#888888"><br>
Thomas<br>
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-- <br>
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to
which their experiments lead.<br>
-- Norbert Wiener<br>
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