<li>\ref adding_polygons_anchor "Polygons"</li>
<li>\ref adding_tetrahedrons_anchor "Tetrahedrons"</li>
<li>\ref adding_hexahedrons_anchor "Hexahedrons"</li>
+<li>\ref adding_octahedrons_anchor "Hexagonal prism"</li>
<li>\ref adding_polyhedrons_anchor "Polyhedrons"</li>
</ul>
From this submenu select the type of element which you would like to add to your mesh.
-\note All dialogs for adding new node or element to the mesh (except for
-the dialog for 0D elements) provide a possibility to add it
-automatically to the specified group or to create it anew using
-<b>Add to group</b> box, that allows to choose an existing group for
-the created node or element or to give the name to a new group. By
-default, the <b>Add to group</b> check box is switched off. If user
+\note All dialogs for new node or element adding to the mesh (except for
+the dialog for 0D elements) provide the possibility to automatically add
+a node or element to the specified group or to create the anew using
+<b>Add to group</b> box, that allows choosing an existing group for
+the created node or element or giving the name to a new group. By
+default, the <b>Add to group</b> check box is switched off. If the user
swiches this check box on, the combo box listing all currently
existing groups of the corresponding type becomes available. By
-default, no any group is selected. In such a case, when user presses
+default, no group is selected. In this case, when the user presses
<b>Apply</b> or <b>Apply & Close</b> button, the warning message box
-informing the user about the necessity to input new group name is
-shown. The combo box lists both \ref standalone_group "standalone groups"
-and \ref group_on_geom "groups on geometry". If the user has
-chosen the group on geometry, he is warned and proposed to
-\ref convert_to_standalone "convert this group to the standalone".
-If user refuses converting operation, an operation is cancelled and
-new node/element is not created!
+informs the user about the necessity to input new group name. The
+combo box lists both \ref standalone_group "standalone groups"
+and \ref group_on_geom "groups on geometry". If the user chooses a
+group on geometry, he is warned and proposed to
+\ref convert_to_standalone "convert this group to standalone".
+If the user rejects conversion operation, it is cancelled and
+a new node/element is not created!
</ol>
\image html image71.jpg
+<br>
+\anchor adding_octahedrons_anchor
+<h2>Adding hexagonal prism</h2>
+
+In the Add Hexagonal Prism dialog box specify the nodes which will
+form your hexagonal prism by selecting them in the 3D viewer with pressed Shift button and click
+the \b Apply or <b>Apply and Close</b> button. Your hexagonal prism will be created:
+
+\image html image_octa12.png
+
<br>
\anchor adding_polyhedrons_anchor
<h2>Adding polyhedrons</h2>
