.. _exhale_define__ifc4x3__rc1-definitions_8h_1ae637e2e8cb9b799b016240b781c05b6f:

Define SCHEMA_IfcQuantityVolume_Formula_IS_OPTIONAL
===================================================

- Defined in :ref:`file_src_ifcparse_Ifc4x3_rc1-definitions.h`


Define Documentation
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.. doxygendefine:: SCHEMA_IfcQuantityVolume_Formula_IS_OPTIONAL