8.11.2.71 IfcPositiveLengthMeasure
8.11.2.71.1 Semantic definition
An IfcPositiveLengthMeasure is a length measure that is greater than zero.
Type: IfcLengthMeasure
8.11.2.71.2 Formal Propositions
| WR1 | <html><body><p>A positive measure shall be greater than zero.</p></body></html>SELF > 0.  | 
8.11.2.71.3 Formal representation
TYPE IfcPositiveLengthMeasure = IfcLengthMeasure;
 WHERE
	 WR1 : SELF > 0.;
END_TYPE;
8.11.2.71.4 References
- IfcAlignmentCant
 - IfcAlignmentHorizontalSegment
 - IfcAsymmetricIShapeProfileDef
 - IfcBlock
 - IfcBoundingBox
 - IfcCShapeProfileDef
 - IfcCenterLineProfileDef
 - IfcCircle
 - IfcCircleHollowProfileDef
 - IfcCircleProfileDef
 - IfcCurveStyleFontPattern
 - IfcCylindricalSurface
 - IfcDoor
 - IfcDoorLiningProperties
 - IfcDoorPanelProperties
 - IfcEllipse
 - IfcEllipseProfileDef
 - IfcExtrudedAreaSolid
 - IfcHatchLineDistanceSelect
 - IfcIShapeProfileDef
 - IfcLShapeProfileDef
 - IfcLightSourcePositional
 - IfcMaterialLayerSetUsage
 - IfcMaterialProfileSetUsage
 - IfcMeasureValue
 - IfcMechanicalFastener
 - IfcMechanicalFastenerType
 - IfcPermeableCoveringProperties
 - IfcRectangleHollowProfileDef
 - IfcRectangleProfileDef
 - IfcRectangularPyramid
 - IfcReinforcementBarProperties
 - IfcReinforcingBar
 - IfcReinforcingBarType
 - IfcReinforcingMesh
 - IfcReinforcingMeshType
 - IfcRightCircularCone
 - IfcRightCircularCylinder
 - IfcRoundedRectangleProfileDef
 - IfcSizeSelect
 - IfcSphere
 - IfcSphericalSurface
 - IfcStairFlight
 - IfcStructuralSurfaceMember
 - IfcSweptDiskSolid
 - IfcTShapeProfileDef
 - IfcTendon
 - IfcTendonType
 - IfcToroidalSurface
 - IfcTrapeziumProfileDef
 - IfcUShapeProfileDef
 - IfcWindow
 - IfcWindowLiningProperties
 - IfcWindowPanelProperties
 - IfcZShapeProfileDef