API Reference > geometry-core > Curve > CurvePrimitive > isExtensibleFractionSpace isExtensibleFractionSpace AccessorReadOnly Returns true if the curve's fraction queries extend beyond 0..1. Base class default implementation returns false. These class (and perhaps others in the future) will return true: LineSegment3d LineString3d Arc3d get: boolean Returns - boolean Defined in core/geometry/src/curve/CurvePrimitive.ts Line 329 Last Updated: 13 June, 2024