API Reference > geometry-core > Curve > CurveLocationDetail > inverseInterpolateFraction inverseInterpolateFraction Method return the fraction where f falls between fraction and fraction1. ASSUME fraction1 defined inverseInterpolateFraction(f: number, defaultFraction: number = 0): number Parameter Type Description f number defaultFraction number Returns - number Defined in core/geometry/src/curve/CurveLocationDetail.ts Line 375 Last Updated: 13 June, 2024