<li>\subpage geometrical_obj_prop_page "Geometrical object properties".</li>
<li>\subpage using_measurement_tools_page "provision of information about geometrical objects".</li>
<li>\subpage using_notebook_geom_page.</li>
+<li>\subpage user_preferences_page.</li>
</ul>
Almost all geometry module functionalities are accessible via
--- /dev/null
+/*!
+
+\page user_preferences_page Geometry module user preferences
+
+<h1>Preferences controlling input precision for floating-point
+data</h1>
+
+- Length precision: for coordinates and dimensions
+- Angular precision: for angles
+- Length tolerance precision: for tolerance of coordinates and dimensions
+- Angular tolerance precision: for tolerance of angles
+- Weight precision: for weight and mass
+- Density precision: for density
+- Parametric precision: for parametric values
+- Parametric tolerance precision: for tolerance in parametric space
+
+*/