API Reference > OdIfc4x1 Namespace > Classes > IfcModulusOfTranslationalSubgradeReactionSelect Class > IfcModulusOfTranslationalSubgradeReactionSelect Methods > IfcModulusOfTranslationalSubgradeReactionSelect::isIfcBoolean Method
IfcModulusOfTranslationalSubgradeReactionSelect::isIfcBoolean Method
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