API Reference > geometry-core > Bspline > Bezier1dNd > subdivideToIntervalInPlace subdivideToIntervalInPlace Method Saturate a univariate bspline coefficient array in place subdivideToIntervalInPlace(fraction0: number, fraction1: number): boolean Parameter Type Description fraction0 number fraction for first split. This is the start of the output polygon fraction1 number fraction for first split. This is the start of the output polygon Returns - boolean false if fractions are (almost) identical. Defined in bspline/Bezier1dNd.ts Line 329 Last Updated: 12 June, 2024