- o -

• OPPOSED_EDGE : ug::tet_rules
• OPPOSED_FACE : ug::hex_rules , ug::prism_rules
• OPPOSED_FACE_VRT_INDS : ug::hex_rules
• OPPOSED_OBJECT : ug::hex_rules , ug::oct_rules , ug::prism_rules , ug::pyra_rules , ug::tet_rules
• OUTER_TKD_ELEMENT_INDICES : ug