API Reference > geometry-core > CartesianGeometry > Transform > multiplyInversePoint4d multiplyInversePoint4d Method Inverse transform the input homogeneous point. Return as a new point or in the optional result. returns undefined if the matrix part if this Transform is singular. multiplyInversePoint4d(weightedPoint: Point4d, result?: Point4d): Point4d | undefined Parameter Type Description weightedPoint Point4d result Point4d Returns - Point4d | undefined Defined in core/geometry/src/geometry3d/Transform.ts Line 372 Last Updated: 13 June, 2024