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<div class="moz-cite-prefix">If you use optim you can set the ind
retured arg to -1 in the cost function to say that the function
cannot be evaluated at this point.<br>
<br>
Serge<br>
<br>
Le 06/10/2016 à 10:51, <a class="moz-txt-link-abbreviated" href="mailto:paul.carrico@free.fr">paul.carrico@free.fr</a> a écrit :<br>
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<p class="MsoNormal">Hi All<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">I’m using
Scilab as the interface between my optimizer and my finite
element solver(s)
and sometimes Scilab stops because of unexpected and
impossible calculus (1/x
with x = 0 as an example ); obviously Scilab stops (and so
the optimization).<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">I’m
wondering if it’s possible:<o:p></o:p></span></p>
<p class="MsoListParagraph"
style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><!--[if !supportLists]--><span
lang="EN-US">-<span style="font-variant-numeric: normal;
font-stretch: normal; font-size: 7pt; line-height: normal;
font-family: "Times New Roman";">
</span></span><!--[endif]--><span lang="EN-US">To
ask back Scilab a message such as “hey I crashed because
you’re a fool and
you’ve not anticipated an impossible calculation !!!”<o:p></o:p></span></p>
<p class="MsoListParagraph"
style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><!--[if !supportLists]--><span
lang="EN-US">-<span style="font-variant-numeric: normal;
font-stretch: normal; font-size: 7pt; line-height: normal;
font-family: "Times New Roman";">
</span></span><!--[endif]--><span lang="EN-US">To
get back Scilab control in order to avoid optimization
process crash ? I’ve
been thinking in affecting a cost function value at %inf for
example (not
elegant I recognize)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">I don’t
know if I’m understandable enough …<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">Paul</span><o:p></o:p></p>
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