# 8.9.2.7 IfcDimensionCount

## 8.9.2.7.1 Semantic definition

The IfcDimensionCount defines the dimensionality of the coordinate space. It is restricted to have the dimensionality of either 1, 2, or 3 for the purpose of this specification.

## 8.9.2.7.3 Formal representation

TYPE IfcDimensionCount = INTEGER;
WHERE
WR1 : { 0 < SELF <= 3 };
END_TYPE;