-<li>Tetrahedron (Netgen and GHS3D) meshing algorithms - Volumes are split into
-tetrahedral (pyramidal) elements.</li>
+<li>\subpage cartesian_algo_page</li>
+- internal parts of Solids are split into hexahedral elements forming a
+Cartesian grid; polyhedra and other types of elements are generated
+where the geometrical boundary intersects Cartesian cells.</li>