Thanks. <br><br><div class="gmail_quote">On Wed, Oct 12, 2011 at 6:28 PM, Jed Brown <span dir="ltr"><<a href="mailto:jedbrown@mcs.anl.gov">jedbrown@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;">
<div class="gmail_quote"><div class="im">On Wed, Oct 12, 2011 at 09:56, behzad baghapour <span dir="ltr"><<a href="mailto:behzad.baghapour@gmail.com" target="_blank">behzad.baghapour@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div>I found that I should set up KSP in each Newton iteration ( if I don't want to use SNES I think!). <br></div></blockquote><div><br></div></div><div>You probably should use SNES. :-)</div><div class="im"><div> </div>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div>Then KSP linear solver converged and my problem is solved.<br>By the way, Is it correct to re-setup KSP in each Newton iteration or I can use a better way?</div></blockquote></div></div><br><div>You can just call KSPSetOperators() before KSPSolve() in each Newton iteration.</div>
</blockquote></div><br><br clear="all"><br>-- <br>==================================<br>Behzad Baghapour<br>Ph.D. Candidate, Mechecanical Engineering<br>University of Tehran, Tehran, Iran<br><a href="https://sites.google.com/site/behzadbaghapour" target="_blank">https://sites.google.com/site/behzadbaghapour</a><br>
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