.. _exhale_define__ifc2x3-definitions_8h_1acda422c125a46e8a4ba67fd44d5f8455:

Define SCHEMA_IfcMechanicalSteelMaterialProperties_ProportionalStress_IS_OPTIONAL
=================================================================================

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


Define Documentation
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.. doxygendefine:: SCHEMA_IfcMechanicalSteelMaterialProperties_ProportionalStress_IS_OPTIONAL