NETGEN is an automatic mesh generation tool for two and three dimensions.Netgen is open source under the conditions of the LGPL. It comes as stand aloneprogramme with graphical user interface, or as C++ library to be linked into another application. Netgen is available for Unix/Linux and Windows 98/NT. Net-gen generates triangular or quadrilateral meshes in 2D, and tetrahedral meshes in3D. The input for 2D is described by spline curves, and the input for 3D problemsis either defined by construct ...