<div class="gmail_extra">On Thu, Apr 26, 2012 at 1:14 PM, Dominik Szczerba <span dir="ltr"><<a href="mailto:domel07@gmail.com" target="_blank">domel07@gmail.com</a>></span> wrote:<br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<p>> Thanks for a useful hint. The smallest problem I was able to generate<br>
> has around 1000 unknowns but it finally outputs something. I got some<br>
> matrix, with the biggest absolute entry order 0.1 the smallest<br>
> absolute entry order 1e-14, average values seem to be order 1e-8 or<br>
> so. End line of the output says: Norm of matrix ratio 0.579314<br>
> difference 10.9951 (constant state 1.0)<br>
><br>
> Dominik</p>
<p>So do you think this is reasonable or you still think I evaluate the Jacobian incorrectly? Is there still something I can do to find out where the problem is? Unfortunately, there is no easy way I can run the code serially.</p>
</blockquote><div>Yes, it looks incorrect. The difference should be very small.</div><div><br></div><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">
<p>Dominik</p></font></span></blockquote></div>-- <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>
</div>