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    <div class="moz-cite-prefix">Thank you a lot!<br>
      I couldn't yet find out why/where I create those ill-defined
      triangles, but that's not you problem ;-P<br>
      <br>
      I have one last question:<br>
      Can you tell me in a short, easy way the algorithm how Gmsh
      creates new nodes inside the given surface-mesh?<br>
      <br>
      Regards,<br>
      Steffen<br>
      <br>
      Am 19.03.2014 09:15, schrieb Zenker, Dr. Matthias:<br>
    </div>
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        <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
            lang="EN-US">Hi Steffen,<o:p></o:p></span></p>
        <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
            lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
            lang="EN-US">the difference between 0 and 0.0000000001 might
            be a rounding error.<o:p></o:p></span></p>
        <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
            lang="EN-US">Now if you have holes in your surface if you
            just delete all ill-defined triangles, I don’t know. It
            depends on how you made your triangulation. IMO it would be
            better to make sure that such triangles are not even be
            created.
            <o:p></o:p></span></p>
        <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
            lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
            lang="EN-US">Matthias<o:p></o:p></span></p>
        <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
            lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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              <p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">Von:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">
                  Steffen Becker [<a class="moz-txt-link-freetext" href="mailto:steffenbecker87@yahoo.de">mailto:steffenbecker87@yahoo.de</a>]
                  <br>
                  <b>Gesendet:</b> Dienstag, 18. März 2014 21:47<br>
                  <b>An:</b> Zenker, Dr. Matthias<br>
                  <b>Cc:</b> Roman Fratczak; <a class="moz-txt-link-abbreviated" href="mailto:gmsh@geuz.org">gmsh@geuz.org</a><br>
                  <b>Betreff:</b> Re: [Gmsh] Error : Self intersecting
                  surface mesh, computing intersections (this could take
                  a while)<o:p></o:p></span></p>
            </div>
          </div>
          <p class="MsoNormal"><o:p> </o:p></p>
          <div>
            <p class="MsoNormal">What I just think about:<br>
              I just deleted all the lines in my elements-list where
              area is <= 0.000000001. Doesn't that mean that I have
              small holes in my surface mesh now? How is Gmsh able to
              work with this? I just don't understand why this makes a
              difference compared to just check if area is = 0<br>
              <br>
              Steffen<br>
              <br>
              Am 18.03.2014 21:41, schrieb Steffen Becker:<o:p></o:p></p>
          </div>
          <blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
            <div>
              <p class="MsoNormal">Hi,<br>
                puh, that's weird:<br>
                First I checked my triangles if their area is > 0 (to
                get the ones which are aligned). This didn't helped as I
                said in my last mail. Now I (just for fun) checked if
                the area > 0.000000001 and now it works - but I don't
                know why this is such a difference?!<br>
                <br>
                Anyway, thanks for your help!<br>
                Steffen<br>
                <br>
                Am 18.03.2014 10:57, schrieb Zenker, Dr. Matthias:<o:p></o:p></p>
            </div>
            <blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi
                  Steffen,</span><o:p></o:p></p>
              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">there
                  are still ill-defined triangles, e.g. 2319, 2320,
                  2321.
                </span><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                  lang="EN-US">You can find that out by yourself by
                  inspecting your mesh with gmsh in the way I described
                  in my last mail.</span><o:p></o:p></p>
              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                  lang="EN-US">Remark: checking “surface faces” can help
                  to examine the surface.</span><o:p></o:p></p>
              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                  lang="EN-US"> </span><o:p></o:p></p>
              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                  lang="EN-US">HTH,</span><o:p></o:p></p>
              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                  lang="EN-US"> </span><o:p></o:p></p>
              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                  lang="EN-US">Matthias</span><o:p></o:p></p>
              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                  lang="EN-US"> </span><o:p></o:p></p>
              <p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
              <div style="border:none;border-left:solid blue
                1.5pt;padding:0cm 0cm 0cm 4.0pt">
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                    1.0pt;padding:3.0pt 0cm 0cm 0cm">
                    <p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">Von:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">
                        Steffen Becker [<a moz-do-not-send="true"
                          href="mailto:steffenbecker87@yahoo.de">mailto:steffenbecker87@yahoo.de</a>]
                        <br>
                        <b>Gesendet:</b> Montag, 17. März 2014 22:39<br>
                        <b>An:</b> Zenker, Dr. Matthias<br>
                        <b>Cc:</b> Roman Fratczak; <a
                          moz-do-not-send="true"
                          href="mailto:gmsh@geuz.org">gmsh@geuz.org</a><br>
                        <b>Betreff:</b> Re: [Gmsh] Error : Self
                        intersecting surface mesh, computing
                        intersections (this could take a while)</span><o:p></o:p></p>
                  </div>
                </div>
                <p class="MsoNormal"> <o:p></o:p></p>
                <div>
                  <p class="MsoNormal">Hi Matthias,<br>
                    <br>
                    thank you for your help!<br>
                    I think I successfully deleted all the triangles
                    with zero surface. Unfortunately the same error
                    still appears (but at least with much less
                    intersections). You find my new .msh file in the
                    appendix. Do you have more ideas?<br>
                    <br>
                    Regards,<br>
                    Steffen<br>
                    <br>
                    Am 17.03.2014 11:37, schrieb Zenker, Dr. Matthias:<o:p></o:p></p>
                </div>
                <blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi
                      Steffen,</span><o:p></o:p></p>
                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                      lang="EN-US">I think you have ill-defined
                      triangles in your mesh. For example, there is a
                      triangle 15328 which contains the nodes 7358,
                      7359, and 7360. But these nodes are aligned, so
                      the triangle has zero surface. I would suspect
                      this kind of problem to be the cause for the
                      failure. I discovered that by examining your mesh
                      after merging the intersect.pos, and by displaying
                      node labels and surface labels in gmsh. I saw that
                      this triangle was not visible, just its label, and
                      searched for “15328” in your msh file to see what
                      nodes it contains.</span><o:p></o:p></p>
                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                      lang="EN-US">You should make sure that this kind
                      of thing cannot happen when you define the surface
                      mesh.</span><o:p></o:p></p>
                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                      lang="EN-US"> </span><o:p></o:p></p>
                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                      lang="EN-US">HTH,</span><o:p></o:p></p>
                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                      lang="EN-US"> </span><o:p></o:p></p>
                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                      lang="EN-US">Matthias</span><o:p></o:p></p>
                  <p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
                  <div style="border:none;border-left:solid blue
                    1.5pt;padding:0cm 0cm 0cm 4.0pt">
                    <div>
                      <div style="border:none;border-top:solid #B5C4DF
                        1.0pt;padding:3.0pt 0cm 0cm 0cm">
                        <p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">Von:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">
                            Steffen Becker [<a moz-do-not-send="true"
                              href="mailto:steffenbecker87@yahoo.de">mailto:steffenbecker87@yahoo.de</a>]
                            <br>
                            <b>Gesendet:</b> Montag, 17. März 2014 11:20<br>
                            <b>An:</b> Zenker, Dr. Matthias<br>
                            <b>Cc:</b> Roman Fratczak; <a
                              moz-do-not-send="true"
                              href="mailto:gmsh@geuz.org">gmsh@geuz.org</a><br>
                            <b>Betreff:</b> Re: [Gmsh] Error : Self
                            intersecting surface mesh, computing
                            intersections (this could take a while)</span><o:p></o:p></p>
                      </div>
                    </div>
                    <p class="MsoNormal"> <o:p></o:p></p>
                    <div>
                      <p class="MsoNormal">Here it is.<br>
                        <br>
                        Am 17.03.2014 11:14, schrieb Zenker, Dr.
                        Matthias:<o:p></o:p></p>
                    </div>
                    <blockquote
                      style="margin-top:5.0pt;margin-bottom:5.0pt">
                      <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi
                          Steffen,</span><o:p></o:p></p>
                      <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
                      <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                          lang="EN-US">I found out: Outlook is wrong.</span><o:p></o:p></p>
                      <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                          lang="EN-US">I just discovered a small info
                          saying that Outlook thinks that my_file.msh is
                          insecure and that it has deleted the
                          attachment (Grrrr). So the fault was on my
                          side, sorry. Could you try to send it again
                          with a changed extension, e.g. rename it to
                          my_file.msh.txt?</span><o:p></o:p></p>
                      <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                          lang="EN-US"> </span><o:p></o:p></p>
                      <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                          lang="EN-US">Matthias</span><o:p></o:p></p>
                      <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                          lang="EN-US"> </span><o:p></o:p></p>
                      <p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
                      <div style="border:none;border-left:solid blue
                        1.5pt;padding:0cm 0cm 0cm 4.0pt">
                        <div>
                          <div style="border:none;border-top:solid
                            #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm">
                            <p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">Von:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">
                                Steffen Becker [<a
                                  moz-do-not-send="true"
                                  href="mailto:steffenbecker87@yahoo.de">mailto:steffenbecker87@yahoo.de</a>]
                                <br>
                                <b>Gesendet:</b> Montag, 17. März 2014
                                10:55<br>
                                <b>An:</b> Zenker, Dr. Matthias<br>
                                <b>Cc:</b> Roman Fratczak; <a
                                  moz-do-not-send="true"
                                  href="mailto:gmsh@geuz.org">gmsh@geuz.org</a><br>
                                <b>Betreff:</b> Re: [Gmsh] Error : Self
                                intersecting surface mesh, computing
                                intersections (this could take a while)</span><o:p></o:p></p>
                          </div>
                        </div>
                        <p class="MsoNormal"> <o:p></o:p></p>
                        <div>
                          <p class="MsoNormal">Hi Matthias,<br>
                            <br>
                            I don't know what's wrong here.<br>
                            When I check my mails, there is a .msh file
                            in the mail from 12.03.2014 18:21 and also
                            one in the mail from 14.03.2014 12:33.<br>
                            Finally, I sent you again a .msh file in
                            this mail. Do you receive it?<br>
                            <br>
                            Steffen<br>
                            <br>
                            <br>
                            Am 17.03.2014 09:52, schrieb Zenker, Dr.
                            Matthias:<o:p></o:p></p>
                        </div>
                        <blockquote
                          style="margin-top:5.0pt;margin-bottom:5.0pt">
                          <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                              lang="EN-US">Hi Steffen,</span><o:p></o:p></p>
                          <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                              lang="EN-US"> </span><o:p></o:p></p>
                          <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                              lang="EN-US">in the mail you mention there
                              is only a geo file…</span><o:p></o:p></p>
                          <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                              lang="EN-US"> </span><o:p></o:p></p>
                          <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                              lang="EN-US">Matthias</span><o:p></o:p></p>
                          <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                              lang="EN-US"> </span><o:p></o:p></p>
                          <p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
                          <div style="border:none;border-left:solid blue
                            1.5pt;padding:0cm 0cm 0cm 4.0pt">
                            <div>
                              <div style="border:none;border-top:solid
                                #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm">
                                <p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">Von:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">
                                    Steffen Becker [<a
                                      moz-do-not-send="true"
                                      href="mailto:steffenbecker87@yahoo.de">mailto:steffenbecker87@yahoo.de</a>]
                                    <br>
                                    <b>Gesendet:</b> Freitag, 14. März
                                    2014 21:09<br>
                                    <b>An:</b> Zenker, Dr. Matthias<br>
                                    <b>Cc:</b> Roman Fratczak; <a
                                      moz-do-not-send="true"
                                      href="mailto:gmsh@geuz.org">gmsh@geuz.org</a><br>
                                    <b>Betreff:</b> Re: [Gmsh] Error :
                                    Self intersecting surface mesh,
                                    computing intersections (this could
                                    take a while)</span><o:p></o:p></p>
                              </div>
                            </div>
                            <p class="MsoNormal"> <o:p></o:p></p>
                            <div>
                              <p class="MsoNormal">Hi Matthias,<br>
                                <br>
                                hm, I sent it on 12.03.2014 18:21, don't
                                know what went wrong.<br>
                                As you see, I created a ASCII .msh file
                                as explained in the documentation, so I
                                hope it's correct.<br>
                                What can I do now?<br>
                                <br>
                                Steffen<br>
                                <br>
                                Am 14.03.2014 13:05, schrieb Zenker, Dr.
                                Matthias:<o:p></o:p></p>
                            </div>
                            <blockquote
                              style="margin-top:5.0pt;margin-bottom:5.0pt">
                              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi
                                  Steffen,</span><o:p></o:p></p>
                              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
                              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                  lang="EN-US">there was no msh file in
                                  any of your mails.</span><o:p></o:p></p>
                              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                  lang="EN-US">Depending on what is in
                                  the msh file, your steps seem correct
                                  to me.</span><o:p></o:p></p>
                              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                  lang="EN-US"> </span><o:p></o:p></p>
                              <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                  lang="EN-US">Matthias</span><o:p></o:p></p>
                              <p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
                              <div style="border:none;border-left:solid
                                blue 1.5pt;padding:0cm 0cm 0cm 4.0pt">
                                <div>
                                  <div
                                    style="border:none;border-top:solid
                                    #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm
                                    0cm">
                                    <p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">Von:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">
                                        Steffen Becker [<a
                                          moz-do-not-send="true"
                                          href="mailto:steffenbecker87@yahoo.de">mailto:steffenbecker87@yahoo.de</a>]
                                        <br>
                                        <b>Gesendet:</b> Freitag, 14.
                                        März 2014 12:33<br>
                                        <b>An:</b> Zenker, Dr. Matthias<br>
                                        <b>Cc:</b> Roman Fratczak; <a
                                          moz-do-not-send="true"
                                          href="mailto:gmsh@geuz.org">gmsh@geuz.org</a><br>
                                        <b>Betreff:</b> Re: [Gmsh] Error
                                        : Self intersecting surface
                                        mesh, computing intersections
                                        (this could take a while)</span><o:p></o:p></p>
                                  </div>
                                </div>
                                <p class="MsoNormal"> <o:p></o:p></p>
                                <div>
                                  <p class="MsoNormal">Hi Matthias,<br>
                                    <br>
                                    I think you are talking about your
                                    mail from 12.03.2014 09:59 ?<br>
                                    In one of my last mails I already
                                    sent you a selfcreated .msh file -
                                    but the 3D mesh still failes. The
                                    intersect.pos shows me some
                                    <o:p></o:p></p>
                                  <p class="MsoNormal"><span
                                      lang="EN-US">intersections, but
                                      when I check my nodes for
                                      duplicates I can't find any.<br>
                                    </span>Hope my steps are correct:<br>
                                    - create "my_file.msh" with my
                                    python script and check it for nodes
                                    duplications -> none found<br>
                                    - open "my_file.geo" in Gmsh<br>
                                    - do "Modules" -> "Mesh" ->
                                    "3D"<br>
                                    - receive error message<br>
                                    - merge "intersect.pos" and see some
                                    intersections but I don't know why
                                    because the are no duplicated nodes<br>
                                    <br>
                                    Steffen<br>
                                    <br>
                                    <br>
                                    Am 14.03.2014 09:50, schrieb Zenker,
                                    Dr. Matthias:<o:p></o:p></p>
                                </div>
                                <blockquote
                                  style="margin-top:5.0pt;margin-bottom:5.0pt">
                                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                      lang="EN-US">Hi Steffen,</span><o:p></o:p></p>
                                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                      lang="EN-US"> </span><o:p></o:p></p>
                                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                      lang="EN-US">you should be able to
                                      generate a filled volume mesh if
                                      you follow my suggestion from the
                                      other mail:</span><o:p></o:p></p>
                                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                      lang="EN-US"> </span><o:p></o:p></p>
                                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                      lang="EN-US">Write  the 2D mesh in
                                      gmsh format (e.g. as
                                      outerface.msh, gmsh documentation
                                      for more info on the msh format)
                                      and merge that one instead of the
                                      myfile.ply2 file, leaving the
                                      other command lines in your .geo
                                      file as they are. If you then do a
                                      3D mesh, gmsh will take the 2D
                                      mesh as defined in your file. You
                                      can then refine the mesh if you
                                      wish.</span><o:p></o:p></p>
                                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                      lang="EN-US"> </span><o:p></o:p></p>
                                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                      lang="EN-US">HTH,</span><o:p></o:p></p>
                                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                      lang="EN-US"> </span><o:p></o:p></p>
                                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                      lang="EN-US">Matthias</span><o:p></o:p></p>
                                  <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                      lang="EN-US"> </span><o:p></o:p></p>
                                  <p class="MsoNormal"><span
                                      lang="EN-US"> </span><o:p></o:p></p>
                                  <div
                                    style="border:none;border-left:solid
                                    blue 1.5pt;padding:0cm 0cm 0cm
                                    4.0pt">
                                    <div>
                                      <div
                                        style="border:none;border-top:solid
                                        #B5C4DF 1.0pt;padding:3.0pt 0cm
                                        0cm 0cm">
                                        <p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">Von:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">
                                            Steffen Becker [<a
                                              moz-do-not-send="true"
                                              href="mailto:steffenbecker87@yahoo.de">mailto:steffenbecker87@yahoo.de</a>]
                                            <br>
                                            <b>Gesendet:</b> Mittwoch,
                                            12. März 2014 20:00<br>
                                            <b>An:</b> Roman Fratczak<br>
                                            <b>Cc:</b> Zenker, Dr.
                                            Matthias; <a
                                              moz-do-not-send="true"
                                              href="mailto:gmsh@geuz.org">gmsh@geuz.org</a><br>
                                            <b>Betreff:</b> Re: [Gmsh]
                                            Error : Self intersecting
                                            surface mesh, computing
                                            intersections (this could
                                            take a while)</span><o:p></o:p></p>
                                      </div>
                                    </div>
                                    <p class="MsoNormal"> <o:p></o:p></p>
                                    <div>
                                      <p class="MsoNormal">Hi,<br>
                                        <br>
                                        I'm so sorry for all time you
                                        spent with my problem, but now I
                                        see: We talk at cross. It's my
                                        fault, I didn't explained
                                        correctly what I need.<br>
                                        I want to receive a *filled*
                                        volume mesh.<br>
                                        I created 2 files (steffen.stl
                                        and steffen2.stl) with my python
                                        script.<br>
                                        With steffen.stl I successfully
                                        could create such a filled
                                        volume mesh as seen in
                                        steffen.msh.<br>
                                        When I try exactly the same with
                                        steffen2.stl then I get the
                                        error message in the subject
                                        (and the surface mesh doesn't
                                        get filled).<br>
                                        So that's why the .iges file you
                                        sent me isn't what I need.<br>
                                        <br>
                                        Sorry for all this confusion,<br>
                                        Steffen<br>
                                        <br>
                                        <br>
                                        Am 12.03.2014 18:53, schrieb
                                        Roman Fratczak:<o:p></o:p></p>
                                    </div>
                                    <blockquote
                                      style="margin-top:5.0pt;margin-bottom:5.0pt">
                                      <div>
                                        <p class="MsoNormal">Steffen,<br>
                                          <br>
                                          I did a volume based on your
                                          surface mesh - see attached
                                          IGES (compressed with 7-zip).<br>
                                          After reading it into GMSH,
                                          you can create the 1D, then 2D
                                          and finally 3D mesh with no
                                          errors.<br>
                                          <br>
                                          You can do the same using GMSH
                                          volume definition (as already
                                          wrote)-> it will work, as
                                          the fundamental faces are
                                          plane triangles.<br>
                                          <br>
                                          Regards<br>
                                          Roman<br>
                                          <br>
                                          <br>
                                          W dniu 12.03.2014 18:27,
                                          Steffen Becker pisze:<o:p></o:p></p>
                                      </div>
                                      <blockquote
                                        style="margin-top:5.0pt;margin-bottom:5.0pt">
                                        <div>
                                          <p class="MsoNormal">Wrong
                                            .geo file, sorry!<br>
                                            <br>
                                            Am 12.03.2014 18:21, schrieb
                                            Steffen Becker:<o:p></o:p></p>
                                        </div>
                                        <blockquote
                                          style="margin-top:5.0pt;margin-bottom:5.0pt">
                                          <div>
                                            <p class="MsoNormal">Thank
                                              you so far,<br>
                                              <br>
                                              I create both files: .msh
                                              and .geo, but I still get
                                              the same error. What's my
                                              mistake?<br>
                                              <br>
                                              Steffen<br>
                                              <br>
                                              Am 12.03.2014 11:48,
                                              schrieb Roman Fratczak:<o:p></o:p></p>
                                          </div>
                                          <blockquote
                                            style="margin-top:5.0pt;margin-bottom:5.0pt">
                                            <div>
                                              <p class="MsoNormal">Hi,<br>
                                                <br>
                                                FYI - you can remove
                                                double vertices/edges
                                                (or repair) in mesh in
                                                FreeCad (for exampe).<br>
                                                <br>
                                                regards<br>
                                                Roman<br>
                                                <br>
                                                <br>
                                                <br>
                                                W dniu 12.03.2014 10:17,
                                                Steffen Becker pisze:<o:p></o:p></p>
                                            </div>
                                            <blockquote
                                              style="margin-top:5.0pt;margin-bottom:5.0pt">
                                              <div>
                                                <p class="MsoNormal">Hi
                                                  Matthias & Roman,<br>
                                                  <br>
                                                  I create a nodes- and
                                                  elements-list like
                                                  this:<br>
                                                  # nodes:<br>
                                                  N1 0,0,0<br>
                                                  N2 0,1,0<br>
                                                  N3 1,0,0<br>
                                                  N4 0,0,1<br>
                                                  # elements, which
                                                  describe triangles:<br>
                                                  E1 1,2,3<br>
                                                  E2 2,3,4<br>
                                                  <br>
                                                  So I do have double
                                                  edges (here: between
                                                  node 2+3). Didn't now
                                                  that this is a problem
                                                  for gmsh, sorry.<br>
                                                  <br>
                                                  I will try Romans
                                                  solution asap and give
                                                  you a feedback.<br>
                                                  Thank you both!<br>
                                                  <br>
                                                  Steffen<br>
                                                  <br>
                                                  <br>
                                                  Am 12.03.2014 09:59,
                                                  schrieb Zenker, Dr.
                                                  Matthias:<o:p></o:p></p>
                                              </div>
                                              <blockquote
                                                style="margin-top:5.0pt;margin-bottom:5.0pt">
                                                <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi
                                                    Steffen,</span><o:p></o:p></p>
                                                <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
                                                <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                                    lang="EN-US">I am
                                                    not totally sure
                                                    from what you wrote
                                                    that there are
                                                    really no duplicated
                                                    nodes. In gmsh, you
                                                    need to define the
                                                    surfaces in a way
                                                    that neighbouring
                                                    surfaces/facets with
                                                    a common border use
                                                    the _<i>same</i>_
                                                    nodes to define the
                                                    border. I could not
                                                    see from your file
                                                    if there are
                                                    duplicated nodes,
                                                    and would propose
                                                    that you make sure
                                                    that there are
                                                    really no such
                                                    duplications.</span><o:p></o:p></p>
                                                <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                                    lang="EN-US"> </span><o:p></o:p></p>
                                                <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                                    lang="EN-US">If the
                                                    meshing still fails,
                                                    then this is a
                                                    question for the
                                                    real gurus
                                                    (Christophe?).</span><o:p></o:p></p>
                                                <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                                    lang="EN-US"> </span><o:p></o:p></p>
                                                <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                                    lang="EN-US">HTH,</span><o:p></o:p></p>
                                                <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                                    lang="EN-US"> </span><o:p></o:p></p>
                                                <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                                    lang="EN-US">Matthias</span><o:p></o:p></p>
                                                <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
                                                    lang="EN-US"> </span><o:p></o:p></p>
                                                <p class="MsoNormal"><span
                                                    lang="EN-US"> </span><o:p></o:p></p>
                                                <div
                                                  style="border:none;border-left:solid
                                                  blue 1.5pt;padding:0cm
                                                  0cm 0cm 4.0pt">
                                                  <div>
                                                    <div
                                                      style="border:none;border-top:solid
                                                      #B5C4DF
                                                      1.0pt;padding:3.0pt
                                                      0cm 0cm 0cm">
                                                      <p
                                                        class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext"
                                                          lang="EN-US">Von:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext"
                                                          lang="EN-US">
                                                          Roman Fratczak
                                                          [<a
                                                          moz-do-not-send="true"
href="mailto:fratczakroman@o2.pl">mailto:fratczakroman@o2.pl</a>]
                                                          <br>
                                                        </span><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">Gesendet:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">
                                                          Mittwoch, 12.
                                                          März 2014
                                                          09:51<br>
                                                          <b>An:</b>
                                                          Steffen Becker<br>
                                                          <b>Cc:</b> <a
moz-do-not-send="true" href="mailto:gmsh@geuz.org">gmsh@geuz.org</a><br>
                                                          <b>Betreff:</b>
                                                          Re: [Gmsh]
                                                          Error : Self
                                                          intersecting
                                                          surface mesh,
                                                          computing
                                                          intersections
                                                          (this could
                                                          take a while)</span><o:p></o:p></p>
                                                    </div>
                                                  </div>
                                                  <p class="MsoNormal"> <o:p></o:p></p>
                                                  <div>
                                                    <p class="MsoNormal">Hi
                                                      Steffen,<br>
                                                      <br>
                                                      No it is more
                                                      clear. If you are
                                                      working with cloud
                                                      of point, then you
                                                      may use Meshlab
                                                      for surface
                                                      regeneration.
                                                      There are many
                                                      software that are
                                                      able to handle in
                                                      a resonable way
                                                      the cloud of
                                                      points (like
                                                      rhino3D + resurf,
                                                      other). But these
                                                      are rather
                                                      commercial.<br>
                                                      <br>
                                                      From the other
                                                      side - try to do
                                                      the simplest
                                                      thing:<br>
                                                      <br>
                                                      Adjust your python
                                                      script for surface
                                                      creation in order
                                                      to save not as PLY
                                                      but as GMSH "geo"
                                                      file using points
                                                      and lines<br>
                                                      <br>
                                                      Point(1)={0,0,0} ;<br>
                                                      Point(2)={0,1,0} ;<br>
                                                      ...<br>
                                                      <br>
                                                      Line(1) = {1,2};<br>
                                                      ..<br>
                                                      and.. Line Loop
                                                      & Surface
                                                      -> Volume ..<br>
                                                      <br>
                                                      Then you will get
                                                      a volume defined
                                                      by geometric
                                                      entities. In this
                                                      case is shoul be
                                                      easier to create a
                                                      better mesh on
                                                      surface and then
                                                      on whole volume.<br>
                                                      <br>
                                                      Regards<br>
                                                      Roman<br>
                                                      <br>
                                                      <br>
                                                       <br>
                                                      W dniu 11.03.2014
                                                      17:59, Steffen
                                                      Becker pisze:<o:p></o:p></p>
                                                  </div>
                                                  <blockquote
                                                    style="margin-top:5.0pt;margin-bottom:5.0pt">
                                                    <div>
                                                      <p
                                                        class="MsoNormal">Hi,<br>
                                                        <br>
                                                        @ Roman:<br>
                                                        some more
                                                        details:<br>
                                                        I have a point
                                                        cloud given and
                                                        generate the
                                                        surface mesh by
                                                        myself (with
                                                        python). I don't
                                                        know a good
                                                        algorithm to
                                                        create a volume
                                                        mesh out of this
                                                        surface mesh -
                                                        that's why I use
                                                        gmsh for this
                                                        task.<br>
                                                        I also checked
                                                        my surface mesh
                                                        for double
                                                        vertexes but I
                                                        didn't find any.
                                                        What do you mean
                                                        with "double
                                                        egdes"? Isn't
                                                        there always a
                                                        "double edge",
                                                        because two
                                                        neighbour facets
                                                        always have one
                                                        same edge?!<br>
                                                        <br>
                                                        I will send you
                                                        a .step or .iges
                                                        file as soon as
                                                        I figured out
                                                        how to handle
                                                        the "No
                                                        OpenCASCADE
                                                        model found"
                                                        error.<br>
                                                        <br>
                                                        I'm appending
                                                        the other
                                                        mailing history
                                                        (with Matthias)
                                                        to this mail -
                                                        sorry for that
                                                        "double
                                                        mailing", I just
                                                        forgot one time
                                                        to "reply to
                                                        all" -.-<br>
                                                        Anyone else has
                                                        an idea why the
                                                        meshing fails?<br>
                                                        <br>
                                                        Regards and
                                                        thank you a lot,<br>
                                                        Steffen<br>
                                                        <br>
                                                        <br>
                                                        <br>
                                                        <br>
                                                        <br>
                                                        <br>
                                                        <br>
                                                        <br>
                                                        <br>
                                                        <br>
                                                        <o:p></o:p></p>
                                                      <pre>Hi Steffen,<o:p></o:p></pre>
                                                      <pre> <o:p></o:p></pre>
                                                      <pre>I don't see either why the meshing fails, sorry.<o:p></o:p></pre>
                                                      <pre> <o:p></o:p></pre>
                                                      <pre>Matthias<o:p></o:p></pre>
                                                      <pre> <o:p></o:p></pre>
                                                      <pre>-----Ursprüngliche Nachricht-----<o:p></o:p></pre>
                                                      <pre>Von: Steffen Becker [<a moz-do-not-send="true" href="mailto:steffenbecker87@yahoo.de">mailto:steffenbecker87@yahoo.de</a>]<o:p></o:p></pre>
                                                      <pre>Gesendet: Dienstag, 11. März 2014 14:42<o:p></o:p></pre>
                                                      <pre>An: Zenker, Dr. Matthias<o:p></o:p></pre>
                                                      <pre>Cc: <a moz-do-not-send="true" href="mailto:gmsh@geuz.org">gmsh@geuz.org</a><o:p></o:p></pre>
                                                      <pre>Betreff: Re: [Gmsh] Error : Self intersecting surface mesh, computing<o:p></o:p></pre>
                                                      <pre>intersections (this could take a while)<o:p></o:p></pre>
                                                      <pre> <o:p></o:p></pre>
                                                      <pre>Oh I'm really sorry, here is the file.<o:p></o:p></pre>
                                                      <pre>In addition I sent you also the intersect.pos. I don't understand why exactly<o:p></o:p></pre>
                                                      <pre>these surfaces are problematic and the "neighbour surfaces"<o:p></o:p></pre>
                                                      <pre>aren't - although they have the same geometry =/<o:p></o:p></pre>
                                                      <pre> <o:p></o:p></pre>
                                                      <pre>Am 11.03.2014 12:07, schrieb Zenker, Dr. Matthias:<o:p></o:p></pre>
                                                      <pre>Hi Steffen,<o:p></o:p></pre>
                                                      <pre> <o:p></o:p></pre>
                                                      <pre>if you don't provide the myfile.ply2, we cannot see your geometry...<o:p></o:p></pre>
                                                      <pre> You can visualize intersect.pos by merging it to your geometry.<o:p></o:p></pre>
                                                      <pre> <o:p></o:p></pre>
                                                      <pre>HTH,<o:p></o:p></pre>
                                                      <pre> <o:p></o:p></pre>
                                                      <pre>Matthias<o:p></o:p></pre>
                                                      <pre> <o:p></o:p></pre>
                                                      <pre> <o:p></o:p></pre>
                                                      <p
                                                        class="MsoNormal">Am
                                                        11.03.2014
                                                        14:33, schrieb
                                                        Roman Fratczak:<o:p></o:p></p>
                                                    </div>
                                                    <blockquote
                                                      style="margin-top:5.0pt;margin-bottom:5.0pt">
                                                      <div>
                                                        <p
                                                          class="MsoNormal">Hello,<br>
                                                          <br>
                                                          It is
                                                          possible, that
                                                          you will get
                                                          your geometry
                                                          in other
                                                          format? <br>
                                                          In your "ply"
                                                          there is
                                                          already a
                                                          surface mesh
                                                          given. Try
                                                          maybe use
                                                          STEP,
                                                          IGES,...  as
                                                          input- then it
                                                          is easer to
                                                          recalculate
                                                          the surface
                                                          mesh.<br>
                                                          <br>
                                                          In case of
                                                          need of usage
                                                          of "a dead
                                                          mesh" - maybe
                                                          try first to
                                                          remesh it
                                                          (i.e. in
                                                          blender with
                                                          modification
                                                          Remesh) and/or
                                                          clean it
                                                          (removing
                                                          double
                                                          vertexes and
                                                          edges).<br>
                                                          <br>
                                                          regards<br>
                                                          Roman<br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          W dniu
                                                          11.03.2014
                                                          12:13, Steffen
                                                          Becker pisze:<o:p></o:p></p>
                                                      </div>
                                                      <blockquote
                                                        style="margin-top:5.0pt;margin-bottom:5.0pt">
                                                        <div>
                                                          <p
                                                          class="MsoNormal">Hi,<br>
                                                          <br>
                                                          in the
                                                          appendix you
                                                          find my model.<br>
                                                          Thanks for 
                                                          help!!<br>
                                                          <br>
                                                          Regards,<br>
                                                          Steffen<br>
                                                          <br>
                                                          Am 11.03.2014
                                                          11:47, schrieb
                                                          Roman
                                                          Fratczak:<o:p></o:p></p>
                                                        </div>
                                                        <blockquote
                                                          style="margin-top:5.0pt;margin-bottom:5.0pt">
                                                          <div>
                                                          <p
                                                          class="MsoNormal">Hello
                                                          Steffen,<br>
                                                          <br>
                                                          Yes. You can
                                                          try to the
                                                          first Optimize
                                                          quality of
                                                          tetra, or all
                                                          of them (just
                                                          try).<br>
                                                          <br>
                                                          I don't know
                                                          how your model
                                                          looks like. If
                                                          the elements
                                                          on the surface
                                                          are too big,
                                                          then the solid
                                                          elements
                                                          (probably
                                                          tetragonal)
                                                          may be with
                                                          intersecting
                                                          edges or
                                                          faces.
                                                          Therefore the
                                                          reducing size
                                                          of element may
                                                          help
                                                          (especially on
                                                          the surfaces).<br>
                                                          <br>
                                                          Or- just share
                                                          your model
                                                          (ply) -in
                                                          order to be
                                                          more precise.<br>
                                                          <br>
                                                          regards<br>
                                                          Roman<br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          W dniu
                                                          10.03.2014
                                                          18:06, Steffen
                                                          Becker pisze:<o:p></o:p></p>
                                                          </div>
                                                          <blockquote
                                                          style="margin-top:5.0pt;margin-bottom:5.0pt">
                                                          <div>
                                                          <p
                                                          class="MsoNormal">Hi
                                                          Roman,<br>
                                                          when you say
                                                          "enable
                                                          option:
                                                          optimize", you
                                                          mean" Tools
                                                          -> Options
                                                          -> Mesh
                                                          -> Advanced
                                                          -> Optimize
                                                          quality of
                                                          tetrahedra,
                                                          Optimize
                                                          quality of
                                                          tetrahedra
                                                          with Netgen,
                                                          Optimize high
                                                          order meshes
                                                          (experimental)"
                                                          ?<br>
                                                          And why is
                                                          reducing
                                                          element size
                                                          important? In
                                                          my case it is
                                                          important that
                                                          the object has
                                                          such "90
                                                          degree
                                                          corners".<br>
                                                          <br>
                                                          Regards,<br>
                                                          Steffen<br>
                                                          <br>
                                                          Am 10.03.2014
                                                          16:55, schrieb
                                                          Roman
                                                          Fratczak:<o:p></o:p></p>
                                                          </div>
                                                          <blockquote
                                                          style="margin-top:5.0pt;margin-bottom:5.0pt">
                                                          <div>
                                                          <p
                                                          class="MsoNormal">Hi
                                                          Steffen,<br>
                                                          <br>
                                                          If your volume
                                                          is OK (is
                                                          really a
                                                          closed one) -
                                                          try to:<br>
                                                          <br>
                                                          1. Reduce
                                                          element size
                                                          (especially in
                                                          a curved
                                                          shapes)<br>
                                                          2. Enable
                                                          option
                                                          "Optimize" -
                                                          in mesh
                                                          options <br>
                                                          <br>
                                                          Regards<br>
                                                          Roman<br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          W dniu
                                                          10.03.2014
                                                          16:41, Steffen
                                                          Becker pisze:<o:p></o:p></p>
                                                          </div>
                                                          <blockquote
                                                          style="margin-top:5.0pt;margin-bottom:5.0pt">
                                                          <p
                                                          class="MsoNormal">Hello
                                                          everyone, <br>
                                                          <br>
                                                          I'm a gmsh
                                                          beginner and I
                                                          want to create
                                                          a 3D volume
                                                          mesh out of a
                                                          given
                                                          surface-mesh
                                                          but I got the
                                                          error message
                                                          as seen in the
                                                          subject. You
                                                          find my .geo
                                                          file in the
                                                          appendix.
                                                          <br>
                                                          Can anyone
                                                          tell me what I
                                                          have to do to
                                                          create a 3D
                                                          mesh? I even
                                                          can't figure
                                                          out where the
                                                          intersection
                                                          are located
                                                          (don't know
                                                          how to read
                                                          the
                                                          intersect.pos).
                                                          <br>
                                                          Sorry for my
                                                          poor english.
                                                          <br>
                                                          <br>
                                                          Regards, <br>
                                                          Steffen <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <o:p></o:p></p>
                                                          <pre>_______________________________________________<o:p></o:p></pre>
                                                          <pre>gmsh mailing list<o:p></o:p></pre>
                                                          <pre><a moz-do-not-send="true" href="mailto:gmsh@geuz.org">gmsh@geuz.org</a><o:p></o:p></pre>
                                                          <pre><a moz-do-not-send="true" href="http://www.geuz.org/mailman/listinfo/gmsh">http://www.geuz.org/mailman/listinfo/gmsh</a><o:p></o:p></pre>
                                                          </blockquote>
                                                          <p
                                                          class="MsoNormal"><br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <o:p></o:p></p>
                                                          <pre>_______________________________________________<o:p></o:p></pre>
                                                          <pre>gmsh mailing list<o:p></o:p></pre>
                                                          <pre><a moz-do-not-send="true" href="mailto:gmsh@geuz.org">gmsh@geuz.org</a><o:p></o:p></pre>
                                                          <pre><a moz-do-not-send="true" href="http://www.geuz.org/mailman/listinfo/gmsh">http://www.geuz.org/mailman/listinfo/gmsh</a><o:p></o:p></pre>
                                                          </blockquote>
                                                          <p
                                                          class="MsoNormal"><br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <o:p></o:p></p>
                                                          <pre>_______________________________________________<o:p></o:p></pre>
                                                          <pre>gmsh mailing list<o:p></o:p></pre>
                                                          <pre><a moz-do-not-send="true" href="mailto:gmsh@geuz.org">gmsh@geuz.org</a><o:p></o:p></pre>
                                                          <pre><a moz-do-not-send="true" href="http://www.geuz.org/mailman/listinfo/gmsh">http://www.geuz.org/mailman/listinfo/gmsh</a><o:p></o:p></pre>
                                                          </blockquote>
                                                          <p
                                                          class="MsoNormal"> <o:p></o:p></p>
                                                        </blockquote>
                                                        <p
                                                          class="MsoNormal"> <o:p></o:p></p>
                                                      </blockquote>
                                                      <p
                                                        class="MsoNormal"> <o:p></o:p></p>
                                                    </blockquote>
                                                    <p class="MsoNormal"> <o:p></o:p></p>
                                                  </blockquote>
                                                  <p class="MsoNormal"> <o:p></o:p></p>
                                                </div>
                                                <p class="MsoNormal"
                                                  style="margin-bottom:12.0pt"><br>
                                                  <br>
_____________________________________________________________________<br>
                                                  ERBE Elektromedizin
                                                  GmbH<br>
                                                  Firmensitz: 72072
                                                  Tuebingen<br>
                                                  Geschaeftsfuehrer:
                                                  Christian O. Erbe,
                                                  Reiner Thede<br>
                                                  Registergericht:
                                                  Stuttgart HRB 380137<o:p></o:p></p>
                                              </blockquote>
                                              <p class="MsoNormal"> <o:p></o:p></p>
                                            </blockquote>
                                            <p class="MsoNormal"> <o:p></o:p></p>
                                          </blockquote>
                                          <p class="MsoNormal"> <o:p></o:p></p>
                                        </blockquote>
                                        <p class="MsoNormal"> <o:p></o:p></p>
                                      </blockquote>
                                      <p class="MsoNormal"> <o:p></o:p></p>
                                    </blockquote>
                                    <p class="MsoNormal"> <o:p></o:p></p>
                                  </div>
                                  <p class="MsoNormal"
                                    style="margin-bottom:12.0pt"><br>
                                    <br>
_____________________________________________________________________<br>
                                    ERBE Elektromedizin GmbH<br>
                                    Firmensitz: 72072 Tuebingen<br>
                                    Geschaeftsfuehrer: Christian O.
                                    Erbe, Reiner Thede<br>
                                    Registergericht: Stuttgart HRB
                                    380137<o:p></o:p></p>
                                </blockquote>
                                <p class="MsoNormal"> <o:p></o:p></p>
                              </div>
                              <p class="MsoNormal"
                                style="margin-bottom:12.0pt"><br>
                                <br>
_____________________________________________________________________<br>
                                ERBE Elektromedizin GmbH<br>
                                Firmensitz: 72072 Tuebingen<br>
                                Geschaeftsfuehrer: Christian O. Erbe,
                                Reiner Thede<br>
                                Registergericht: Stuttgart HRB 380137<o:p></o:p></p>
                            </blockquote>
                            <p class="MsoNormal"> <o:p></o:p></p>
                          </div>
                          <p class="MsoNormal"
                            style="margin-bottom:12.0pt"><br>
                            <br>
_____________________________________________________________________<br>
                            ERBE Elektromedizin GmbH<br>
                            Firmensitz: 72072 Tuebingen<br>
                            Geschaeftsfuehrer: Christian O. Erbe, Reiner
                            Thede<br>
                            Registergericht: Stuttgart HRB 380137<o:p></o:p></p>
                        </blockquote>
                        <p class="MsoNormal"> <o:p></o:p></p>
                      </div>
                      <p class="MsoNormal" style="margin-bottom:12.0pt"><br>
                        <br>
_____________________________________________________________________<br>
                        ERBE Elektromedizin GmbH<br>
                        Firmensitz: 72072 Tuebingen<br>
                        Geschaeftsfuehrer: Christian O. Erbe, Reiner
                        Thede<br>
                        Registergericht: Stuttgart HRB 380137<o:p></o:p></p>
                    </blockquote>
                    <p class="MsoNormal"> <o:p></o:p></p>
                  </div>
                  <p class="MsoNormal" style="margin-bottom:12.0pt"><br>
                    <br>
_____________________________________________________________________<br>
                    ERBE Elektromedizin GmbH<br>
                    Firmensitz: 72072 Tuebingen<br>
                    Geschaeftsfuehrer: Christian O. Erbe, Reiner Thede<br>
                    Registergericht: Stuttgart HRB 380137<o:p></o:p></p>
                </blockquote>
                <p class="MsoNormal"> <o:p></o:p></p>
              </div>
              <p class="MsoNormal" style="margin-bottom:12.0pt"><br>
                <br>
_____________________________________________________________________<br>
                ERBE Elektromedizin GmbH<br>
                Firmensitz: 72072 Tuebingen<br>
                Geschaeftsfuehrer: Christian O. Erbe, Reiner Thede<br>
                Registergericht: Stuttgart HRB 380137<o:p></o:p></p>
            </blockquote>
            <p class="MsoNormal"><o:p> </o:p></p>
          </blockquote>
          <p class="MsoNormal"><o:p> </o:p></p>
        </div>
      </div>
      <br>
      <br>
_____________________________________________________________________<br>
      ERBE Elektromedizin GmbH<br>
      Firmensitz: 72072 Tuebingen<br>
      Geschaeftsfuehrer: Christian O. Erbe, Reiner Thede<br>
      Registergericht: Stuttgart HRB 380137<br>
      <br>
    </blockquote>
    <br>
  </body>
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