Interface SphericalCoordinates

interface SphericalCoordinates {
    getCoordinates(): [number, number, number];
    getPhi(): number;
    getRadius(): number;
    getRho(): number;
    getTheta(): number;
    setCoordinates(value: [number, number, number]): void;
    setPhi(phi: number): void;
    setRadius(radius: number): void;
    setRho(rho: number): void;
    setTheta(theta: number): void;
}