.. _exhale_define__ifc2x3-definitions_8h_1a869bbc7f23803a46795f546f44cba81c:

Define SCHEMA_IfcLightSourceSpot_ConcentrationExponent_IS_OPTIONAL
==================================================================

- Defined in :ref:`file_src_ifcparse_Ifc2x3-definitions.h`


Define Documentation
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.. doxygendefine:: SCHEMA_IfcLightSourceSpot_ConcentrationExponent_IS_OPTIONAL