import type { ArrayVector3D } from "./types.js";
/**
 * Creates a 3D vector from spherical coordinates.
 * @param {number} theta - First angle
 * @param {number} phi - Second angle
 * @param {number} [m] - Optional magnitude (default: `1`)
 * @returns {ArrayVector3D} Vector
 */
export declare const fromSphericalCoords3D: (theta: number, phi: number, m?: number) => ArrayVector3D;