<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body dir="auto">
Thanks, Matt. This one is very helpful<br>
<br>
<div dir="ltr">
<blockquote type="cite"><br>
On Jul 29, 2022, at 9:24 AM, Matthew Knepley <knepley@gmail.com> wrote:<br>
<br>
</blockquote>
</div>
<blockquote type="cite">
<div dir="ltr">
<div dir="ltr">
<div dir="ltr">On Thu, Jul 28, 2022 at 6:16 PM Tang, Qi <<a href="mailto:tangqi@msu.edu">tangqi@msu.edu</a>> wrote:<br>
</div>
<div class="gmail_quote">
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
Hi,<br>
<br>
Is there some in depth review on different options related to line search of snes newtonls? Our solvers are sensitive to the choices there, and I could not understand why one works better than the other or how to tune those options. Thanks.</blockquote>
<div><br>
</div>
<div>In</div>
<div><br>
</div>
<div>@article{BruneKnepleySmithTu15,<br>
title = {Composing Scalable Nonlinear Algebraic Solvers},<br>
author = {Peter R. Brune and Matthew G. Knepley and Barry F. Smith and Xuemin Tu},<br>
journal = {SIAM Review},<br>
volume = {57},<br>
number = {4},<br>
pages = {535--565},<br>
note = {\url{<a href="https://urldefense.com/v3/__http://www.mcs.anl.gov/papers/P2010-0112.pdf*7D__;JQ!!HXCxUKc!wsdOxDQ0pllbcoTMbPKGrhcA_V-p0HRh_wC2eTgLQTYFoHheWX0x0wJ-CyDBIjp2q9KAIwXRuzipLw$">http://www.mcs.anl.gov/papers/P2010-0112.pdf}</a>},<br>
url = {<a href="https://urldefense.com/v3/__http://www.mcs.anl.gov/papers/P2010-0112.pdf__;!!HXCxUKc!wsdOxDQ0pllbcoTMbPKGrhcA_V-p0HRh_wC2eTgLQTYFoHheWX0x0wJ-CyDBIjp2q9KAIwUrADUGWA$">http://www.mcs.anl.gov/papers/P2010-0112.pdf</a>},<br>
doi = {10.1137/130936725},<br>
year = {2015},<br>
petsc_uses={KSP},<br>
}<br>
</div>
<div><br>
</div>
<div>we mention them all and give citations. There is not a lot of predictive theory.</div>
<div><br>
</div>
<div> Thanks,</div>
<div><br>
</div>
<div> Matt</div>
<div> </div>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<br>
Qi</blockquote>
</div>
<br clear="all">
<div><br>
</div>
-- <br>
<div dir="ltr" class="gmail_signature">
<div dir="ltr">
<div>
<div dir="ltr">
<div>
<div dir="ltr">
<div>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</div>
<div><br>
</div>
<div><a href="https://urldefense.com/v3/__http://www.cse.buffalo.edu/*knepley/__;fg!!HXCxUKc!wsdOxDQ0pllbcoTMbPKGrhcA_V-p0HRh_wC2eTgLQTYFoHheWX0x0wJ-CyDBIjp2q9KAIwWUnV7ybQ$" target="_blank">https://www.cse.buffalo.edu/~knepley/</a><br>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</blockquote>
</body>
</html>