<div dir="ltr"><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Mar 6, 2013 at 10:05 AM, Paul Mullowney <span dir="ltr"><<a href="mailto:paulm@txcorp.com" target="_blank">paulm@txcorp.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div id=":348">Understood. But, the petsc ILU storage for L and U is non traditional<br>
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In ILU, all of L is stored and then U is stored. For U, the diagonal element of a row in U is placed at the end of each row (to get better cache performance in the solve).<br></div></blockquote><div><br></div><div style>
This optimization is a relationship between L and U.</div><div><br></div><div style>For Cholesky, there is only U.</div><div><br></div></div></div></div>