API Reference > geometry-core > CartesianGeometry > Matrix3d > multiplyInverse multiplyInverse Method Solve matrix * result = vector, i.e. multiply result = matrixInverse * rightHandSide multiplyInverse(vector: Vector3d, result?: Vector3d): Vector3d | undefined Parameter Type Description vector Vector3d result Vector3d Returns - Vector3d | undefined Defined in core/geometry/src/geometry3d/Matrix3d.ts Line 1513 Last Updated: 13 June, 2024