Hi all. I would like to produce a geometry of the following paraboloid z=x**2 + y**2 for x=-1,+1 and y=-1,+1. Then I would like to mesh it. Would you have any smart idea in order to do it? Nicolas -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://www.geuz.org/pipermail/gmsh/attachments/20110901/a1fd67ab/attachment.html>