<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><br class=""><br class=""><blockquote type="cite" class="">On 14 Feb 2019, at 11:50, Dokeun Hwang <<a href="mailto:dokeun98@me.com" class="">dokeun98@me.com</a>> wrote:<br class=""><br class="">Deal all<br class="">I’m trying to mesh on periodic object with hexhedron, triangluar prism.<br class="">In meshing 2D surface, I’ve got 4 error messages. <br class="">“Surface # cannot be meshed using the transfinite algo”<br class="">These surfaces are defined as others.<br class="">Why did I get this errers? And How can I fix it?<br class=""></blockquote><div class=""><br class=""></div><div class="">The number of points on the boundaries is not correct. See e.g. for surface 341 :</div><div class=""><br class=""></div><div class=""><img apple-inline="yes" id="65787763-C762-40A4-BA36-5A380DA14EC4" src="cid:88F56C9D-3B7D-4E15-B09B-0211839F4820@home" class=""></div><br class=""><blockquote type="cite" class="">Thank you<br class=""><br class=""><span id="cid:41A8A736-61E5-451D-B8AD-C8354E71FC67@home"><PinleGeometry_001.geo></span><br class=""><br class="">나의 iPad에서 보냄_______________________________________________<br class="">gmsh mailing list<br class=""><a href="mailto:gmsh@onelab.info" class="">gmsh@onelab.info</a><br class="">http://onelab.info/mailman/listinfo/gmsh<br class=""></blockquote><br class=""><div class="">— <br class="">Prof. Christophe Geuzaine<br class="">University of Liege, Electrical Engineering and Computer Science <br class=""><a href="http://www.montefiore.ulg.ac.be/~geuzaine" class="">http://www.montefiore.ulg.ac.be/~geuzaine</a><br class=""><br class=""><br class=""></div><br class=""></body></html>