8.11.2.44 IfcLogical
8.11.2.44.1 Semantic definition
IfcLogical_IfcSimpleValue) cannot directly include simple types in its select list). Logical datatype can have values TRUE, FALSE or UNKNOWN._
Type: LOGICAL
8.11.2.44.2 Formal representation
TYPE IfcLogical = LOGICAL;
END_TYPE;