CGAL 5.5 - 2D Arrangements
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A model of the concept ArrangementContractedBottomTraits_2
must be used when the parameter space of the surface, the arrangement is embedded on, is contracted on the bottom side and curves inserted into the arrangement are expected to reach this boundary side. A model of this concept can handle curves that reach the bottom boundary side when it is contracted.
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typedef unspecified_type | Bottom_side_category |
Must be convertible to CGAL::Arr_contracted_side_tag . | |