IFC 4.3.0.1 (IFC4X3) development

7.10.2.4 IfcAnalysisTheoryTypeEnum

7.10.2.4.1 Semantic definition

This enumeration is used to distinguish between different types of structural analysis methods, including first order theory, second order theory (small deformations), third order theory (large deformations) and the full nonlinear theory (geometric nonlinearity together with other nonlinearities such as plasticity).

7.10.2.4.2 Type values

Type Description
FIRST_ORDER_THEORY

1st order theory

FULL_NONLINEAR_THEORY

Full non-linear theory

SECOND_ORDER_THEORY

2nd order theory

THIRD_ORDER_THEORY

3rd order theory

USERDEFINED

User defined.

NOTDEFINED

Undefined.

Table 7.10.2.4.A

7.10.2.4.3 Formal representation

TYPE IfcAnalysisTheoryTypeEnum = ENUMERATION OF
	(FIRST_ORDER_THEORY
	,FULL_NONLINEAR_THEORY
	,SECOND_ORDER_THEORY
	,THIRD_ORDER_THEORY
	,USERDEFINED
	,NOTDEFINED);
END_TYPE;

7.10.2.4.4 References

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