<p>Why a copy?</p>
<div class="gmail_quote">On May 8, 2012 8:16 AM, "Dominik Szczerba" <<a href="mailto:dominik@itis.ethz.ch">dominik@itis.ethz.ch</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
>> I am currently assuming they are different and am using the "x" from<br>
>> the signature to set up my A(x) and b(x). I was thinking if they are<br>
>> the same (i.e. corresponding to x_n in the Newton method), I could<br>
>> significantly simplify my code. But apparently "x" in the signature is<br>
>> not simply x_n because of the involved line search, correct me if I am<br>
>> wrong.<br>
><br>
><br>
> Correct, they are not the same. How could it possibly simplify your code<br>
> "significantly"?<br>
<br>
Significantly was perhaps too strong a word, but a vector copy and a<br>
couple lines of code would certainly go. Never mind, thanks a lot for<br>
the clarification.<br>
<br>
Dominik<br>
</blockquote></div>