begin_boundary_elements{

List of members:
include{__overview_of_syntax_elements__ definition of a geometry file to be read by MESHFREE
include{ include{
BND_cube__overview_of_syntax_elements__ create an independent rectangular cuboid (box)
BND_cylinder__overview_of_syntax_elements__ create a cylinder
BND_line__overview_of_syntax_elements__ create an independent line
BND_node__overview_of_syntax_elements__ create an independent node for use in other boundary entity definitions
BND_plane__overview_of_syntax_elements__
BND_point__overview_of_syntax_elements__ create an independent point
BND_quad__overview_of_syntax_elements__ create an independent quadrilateral
BND_tria__overview_of_syntax_elements__ create an independent triangle
BND_tria6N__overview_of_syntax_elements__ create an independent 6-node triangle
include_CCC_curves{__overview_of_syntax_elements__ define the geometry file containing cutting curves for clustering
manipulate{__overview_of_syntax_elements__ manipulate (move, rotate, ...) the geometry belonging to an alias-group
delete{__overview_of_syntax_elements__ delete all the geometry belonging to a given alias-group
BNDpoints_ExtractFromNodes{__overview_of_syntax_elements__ create BND_points from existing geometry nodes