Defined in File Ifc4x3_rc1.h
IfcDerivedUnitElement: public IfcUtil::IfcBaseEntity¶
Definition from ISO/CD 10303-41:1992: A derived unit element is one of the unit quantities which makes up a derived unit.
EXAMPLE: Newtons per square millimetre is a derived unit. It has two elements, Newton whose exponent has a value of 1 and millimetre whose exponent is -2.
NOTE: Corresponding ISO 10303 name: derived_unit_element, please refer to ISO/IS 10303-41 for the final definition of the formal standard.
HISTORY New entity in IFC Release 1.5.1.
The fixed quantity which is used as the mathematical factor.
The power that is applied to the unit attribute.
- ::Ifc4x3_rc1::IfcNamedUnit *