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    Avoid the use of 0 as point or line number. That should solve your
    problem.<br>
    Regards, <br>
    Ruth<br>
    <br>
    On 22/07/11 14:16, Daniel Brauss wrote:
    <blockquote
cite="mid:CAK3AGqA-qn9+jyLy9qYmj8tExLuxQpqjio-qjGw5Qz9x2HAXUQ@mail.gmail.com"
      type="cite">   Hi all,<br>
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              <div class="im"><br>
                I have a problem with a mesh that I am trying to create
                for a torus.  <br>
              </div>
              Specifically, it is a problem with a quadrilateral on the
              surface.  </blockquote>
            <blockquote class="gmail_quote" style="margin:0pt 0pt 0pt
              0.8ex;border-left:1px solid rgb(204, 204,
              204);padding-left:1ex">I copied it out of the torus file
              and put it in the .geo file below
              <div class="im"><br>
                <br>
//----------------------------------------------------------<br>
                <br>
                Point(200) = {0.47099,0,0.19509,l};<br>
                Point(0)={0.509796,0,0,l};<br>
                Point(1)={0.548601,0.191342,0,l};<br>
                Point(201)={0.506842,0.191342,0.209941,l};<br>
                <br>
                Line(400) = {200,201};<br>
                Line(0)={0,1};<br>
                Line(200)={0,200};<br>
                Line(201)={1,201};<br>
                <br>
                Transfinite Line{0,200,201,400} = 5;<br>
                <br>
                Line Loop(3) = {0,201,-400,-200};<br>
                Ruled Surface(3) = {3}; <br>
                Transfinite Surface{3} = {0, 1, 201, 200};<br>
                Recombine Surface{3} = 45; <br>
                <br>
                //---------------------------------------------------<br>
                <br>
                I am getting the error<br>
                <br>
                Error   : Something wrong in edge loop computation <br>
                Error   : Surface 3 is transfinite but has -1 holes<br>
                <br>
                Could anybody tell me what this error means and what<br>
                I can do to alleviate it.  <br>
                <br>
              </div>
              This is part of the surface of a 3d mesh I am trying to
              make for a torus <br>
              using hexahedrons.  I am trying to make "nice" <br>
              quadrilaterals on the surfaces like this one (just like in
              the hex.geo file) </blockquote>
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              204);padding-left:1ex">
              so that I can get nice hexhadrons for the 3d mesh, but I
              am running into  <br>
            </blockquote>
            <blockquote class="gmail_quote" style="margin:0pt 0pt 0pt
              0.8ex;border-left:1px solid rgb(204, 204,
              204);padding-left:1ex">this problem.
              <div class="im">
                <br>
                <br>
                Thanks for your time,<br>
                Dan  <br>
              </div>
            </blockquote>
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          <br>
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      <pre wrap="">_______________________________________________
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    </blockquote>
    <br>
    <pre class="moz-signature" cols="72">-- 
Dr. Ir. Ruth V. Sabariego
University of Liege, Dept. of Electrical Engineering & Computer Science, 
Applied & Computational Electromagnetics (ACE),
phone: +32-4-3663737 - fax: +32-4-3662910 - <a class="moz-txt-link-freetext" href="http://ace.montefiore.ulg.ac.be/">http://ace.montefiore.ulg.ac.be/</a>
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