+<b>New entity -> Generation</b> sub-menu allows creating new geometric
+objects by modification and multiplication of the existing objects:
+
+
+<ul>
+<li>\subpage create_extrusion_page "Extrude" a 2D object by vector,
+creating a 3D object. </li>
+<li>\subpage create_revolution_page "Revolve" an object around an
+axis, creating a body of revolution.</li>
+<li>\subpage create_filling_page "Create a surface" from a set of edges.</li>
+<li>\subpage create_extrusion_alongpath_page "Extrude an object along a path",
+creating a more complex trajectory object.</li>
+<li>\subpage create_pipe_path_page "Restore Path" of a pipe-like shape.</li>
+</ul>
+
+<b> New entity -> Advanced </b> sub-menu allows creating new geometric
+objects using advanced algorithms:
+