The direction of the splitting is defined by the orientation of the underlying geometrical edge.
<b>"Reverse Edges"</b> list box allows to specify the edges for which the splitting should be made
in the direction opposing to their orientation. This list box is enabled only if the geometry object
-is selected for the meshing. In this case the user can select edges to be reversed either directly
+is selected for the meshing. In this case the user can select edges to be reversed either by directly
picking them in the 3D viewer or by selecting the edges or groups of edges in the Object Browser.
\image html a-arithmetic1d.png
\anchor geometric_1d_anchor
<h2>Geometric Progression hypothesis</h2>
-<b>Geometric Progression</b> hypothesis allows to split edges into
+<b>Geometric Progression</b> hypothesis allows splitting edges into
segments with a length that changes in geometric progression (Lk =
-Lk-1 * d) beginning from a given starting length and with a given
-common ratio.
+Lk-1 * d) starting from a given <b>Start Length</b> and <b>Common Ratio</b>.
-The direction of the splitting is defined by the orientation of the
-underlying geometrical edge. <b>"Reverse Edges"</b> list box allows to
-specify the edges for which the splitting should be made in the
-direction opposing to their orientation. This list box is enabled only
-if the geometry object is selected for the meshing. In this case the
-user can select edges to be reversed either directly picking them in
+The splitting direction is defined by the orientation of the
+underlying geometrical edge.
+<b>Reverse Edges</b> list box allows specifying the edges, for which the splitting should be made in the
+direction opposite to their orientation. This list box is filled after a geometry object is selected for meshing. In this case it is possible to select edges to be reversed either directly picking them in
the 3D viewer or by selecting the edges or groups of edges in the
Object Browser.