API Reference > geometry-core > CartesianGeometry > Matrix3d > multiplyMatrixMatrixInverse multiplyMatrixMatrixInverse Method Multiply this matrix times inverse of other multiplyMatrixMatrixInverse(other: Matrix3d, result?: Matrix3d): undefined | Matrix3d Parameter Type Description other Matrix3d result Matrix3d Returns - undefined | Matrix3d the matrix result Defined in geometry3d/Matrix3d.ts Line 1783 Last Updated: 11 June, 2024