Natural language names
enPositive Length Measure
frMesure de longueur positive
Semantic definitions at the type
Type definition

An IfcPositiveLengthMeasure is a length measure that is greater than zero.

Type: IfcLengthMeasure

NOTE  Type adapted from positive_length_measure defined in ISO 10303-41.
HISTORY  New type in IFC1.5.1.
Formal Propositions
WR1A positive measure shall be greater than zero.
Formal representations
XSD Specification
 <xs:simpleType name="IfcPositiveLengthMeasure">
  <xs:restriction base="ifc:IfcLengthMeasure"/>
 <xs:element name="IfcPositiveLengthMeasure-wrapper" nillable="true">
    <xs:extension base="ifc:IfcPositiveLengthMeasure">
     <xs:attributeGroup ref="ifc:instanceAttributes"/>
EXPRESS Specification
TYPE IfcPositiveLengthMeasure = IfcLengthMeasure;
  WR1 : SELF > 0.

Link to EXPRESS-G diagram EXPRESS-G diagram

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