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    Hey Ruth,<br>
    Thanks for the advice. I figured it out roughly at the same time :)<br>
    Excellent, now my amazing geometry works ^^<br>
    Greetings,<br>
    Aleksejs<br>
    <p><br>
    </p>
    <div class="moz-cite-prefix">On 14.09.2016 16:28, Ruth Vazquez
      Sabariego wrote:<br>
    </div>
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      cite="mid:A4092C4F-5958-4B5E-B9B8-439BD4CE8822@kuleuven.be"
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      <div class="">Dear Aleksejs,</div>
      <div class="">The problem is the indexing. You should start at 0.</div>
      <div class=""><br class="">
      </div>
      <span class="">For i In {0:n-1}<br class="">
      </span>   ss1[i] = ...<span class="">
      </span>   ss2[i] = ...<span class=""><br class="">
      </span>   ss3[i] = …
      <div class=""><span class="">EndFor<br class="">
        </span><span class=""><br class="">
          <br class="">
          Otherwise, the first element of the array won’t be correct.</span></div>
      <div class=""><span class="">From your error msg, seems to be 0.</span></div>
      <div class=""><span class=""><br class="">
        </span></div>
      <div class=""><span class="">Regards,</span></div>
      <div class=""><span class="">Ruth<br class="">
        </span><br class="">
        <div class="">
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              —<br class="">
              Prof. Ruth V. Sabariego<br class="">
              KU Leuven  <br class="">
              Dept. Electrical Engineering ESAT/Electa, EnergyVille<br
                class="">
              <a moz-do-not-send="true"
                href="http://www.esat.kuleuven.be/electa" class="">http://www.esat.kuleuven.be/electa</a></div>
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              <a moz-do-not-send="true" href="http://www.energyville.be"
                class="">http://www.energyville.be</a></div>
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              Free software: <a moz-do-not-send="true"
                href="http://gmsh.info" class="">http://gmsh.info</a> | <a
                moz-do-not-send="true" href="http://getdp.info" class="">http://getdp.info</a> | <a
                moz-do-not-send="true" href="http://onelab.info"
                class="">http://onelab.info</a><br class="">
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          <blockquote type="cite" class="">
            <div class="">On 14 Sep 2016, at 12:05, Aleksejs Fomins <<a
                moz-do-not-send="true"
                href="mailto:aleksejs.fomins@lspr.swiss" class="">aleksejs.fomins@lspr.swiss</a>>
              wrote:</div>
            <br class="Apple-interchange-newline">
            <div class="">
              <div class="">Dear Gmsh,<br class="">
                I am trying to make a complicated surface loop<br
                  class="">
                <br class="">
                surfloop = newreg;  Surface Loop(surfloop_air) = {ss1[],
                ss2[], ss3[], ss4[], s1, s2, s3, s4, s5};<br class="">
                <br class="">
                where s* are Plane Surfaces and ss* are arrays of plane
                surfaces. I generate my surface arrays in a loop<br
                  class="">
                <br class="">
                For i In {1:n}<br class="">
                   ss1[i] = ...<br class="">
                   ss2[i] = ...<br class="">
                   ss3[i] = ...<br class="">
                EndFor<br class="">
                <br class="">
                I notice that this works if only ss1 is generated inside
                the loop, as then the index GMSH assigns to it is
                continuous. Otherwise I get error "Unknown surface 0".
                However, I can plot any one entry of any array, e.g.
                ss2[18], and I would see what I expect, so the arrays
                are correct.<br class="">
                <br class="">
                Could you please explain to me, what is the correct way
                to pass all entries of an array?<br class="">
                <br class="">
                Best regards,<br class="">
                Aleksejs<br class="">
                <br class="">
                <br class="">
                _______________________________________________<br
                  class="">
                gmsh mailing list<br class="">
                <a moz-do-not-send="true" href="mailto:gmsh@onelab.info"
                  class="">gmsh@onelab.info</a><br class="">
                <a class="moz-txt-link-freetext" href="http://onelab.info/mailman/listinfo/gmsh">http://onelab.info/mailman/listinfo/gmsh</a><br class="">
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