export declare function normalizeRadians(angle: any): number; export declare function computeRotation(point1: any, point2: any): number; export declare const buildTranslationMatrix: (x: any, y: any) => any[][]; export declare function dot(v1: any, v2: any): number; export declare function getColumnFrom2DArr(arr: any, columnIndex: any): number[]; export declare function multiplyTransformMatrices(mat1: any, mat2: any): number[][]; export declare function buildRotationMatrix(rotation: any, center: any): number[][]; export declare function invertTransformMatrix(matrix: any): any[][]; export declare function rotatePoint(homogeneousCoordinate: any, rotationMatrix: any): number[];