API Reference > geometry-core > CartesianGeometry > Matrix3d > multiplyXY multiplyXY Method Multiply the matrix * (x,y,0), i.e. the vector (x,y,z) is a column vector on the right. multiplyXY(x: number, y: number, result?: Vector3d): Vector3d Parameter Type Description x number y number result Vector3d Returns - Vector3d the vector result Defined in core/geometry/src/geometry3d/Matrix3d.ts Line 1463 Last Updated: 13 June, 2024