import type { ArrayVector2D } from "./types.js";
/**
 * Calculates the Chebyshev distance between two 2D vectors.
 * @param {ArrayVector2D} xy1 - First vector as `[x, y]`
 * @param {ArrayVector2D} xy2 - Second vector as `[x, y]`
 * @returns {number} Chebyshev distance
 */
export declare const distanceChebyshev2D: (xy1: ArrayVector2D, xy2: ArrayVector2D) => number;