# TYPE b_spline_curve_form

(* **SCHEMA** STRUCTURAL_FRAME_SCHEMA; *)

**TYPE** b_spline_curve_form
**=** **ENUMERATION** **OF**
**(**polyline_form**,**
circular_arc**,**
elliptic_arc**,**
parabolic_arc**,**
hyperbolic_arc**,**
unspecified**)****;**
**END_TYPE****;** *(*** STEP Part 42 **(**unchanged in 2nd edition**)** ***)*

## Referenced By

*Defintion* **b_spline_curve_form** *is references by the following definitions:*

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2023-03-25T00:11:38-04:00