<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<meta name="Generator" content="Microsoft Word 14 (filtered medium)">
<style><!--
/* Font Definitions */
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";
mso-fareast-language:EN-US;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri","sans-serif";
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri","sans-serif";
mso-fareast-language:EN-US;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:70.85pt 70.85pt 70.85pt 70.85pt;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang="FR" link="blue" vlink="purple">
<div class="WordSection1">
<p class="MsoNormal"><span lang="EN-US">Hello,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I programmed a 3D geo file.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Gmsh can mesh it with big characteristic length cl=100, giving 686 triangles. That means there isn’t any syntax error in my file.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">But reducing the characteristic length cl to cl=1 in order to get more triangles, and then meshing the volume, Gmsh gives the following error message:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-US">Error : Self intersecting surface mesh, computing intersections (this could take a while)<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-US">Info : 1340 intersecting faces have been saved into 'intersect.pos'<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-US">Info : Done meshing 3D (41.8395 s)<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-US">Info : 32138 vertices 69669 elements<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-US">Error : ------------------------------<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-US">Error : Mesh generation error summary<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-US">Error : 0 warnings<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-US">Error : 1 error<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-US">Error : Check the full log for details<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-US">Error : ------------------------------<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">What could be the cause of this error?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">How could I solve it?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Thanks and best regards,<o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;margin-bottom:12.0pt"><span style="font-size:9.0pt;font-family:"Times New Roman","serif";mso-fareast-language:FR">**************************************************************************<br>
PLAUSSU-MONTEIL Jean-Raoul<br>
LTM/CNRS<br>
CEA/LETI/D2NT<br>
17 Avenue des Martyrs<br>
38054 Grenoble Cedex 9<br>
<br>
e-mail: <a href="mailto:jean-raoul.plaussu@cea.fr"><span style="color:blue">jean-raoul.plaussu@cea.fr</span></a><br>
tel: +33 (0)4 38 78 52 61<br>
fax: +33 (0)4 38 78 58 92<br>
secrétariat: +33 (0)4 38 78 23 28<br>
<a href="http://www.ltm-cnrs.com/"><span style="color:blue">http://www.ltm-cnrs.com</span></a><br>
**************************************************************************</span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";mso-fareast-language:FR"><o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
</body>
</html>