import { Set } from './types';
/**
 * Takes character code and returns character to be displayed in a set
 * @param {number} charCode Character code of set element
 * @returns {string} The string for the sets character
 */
export declare function setChar(charCode: number): string;
/**
 * Writes the tokens for a set
 * @param {Set} set The set to display
 * @param {boolean} isNested Whether the token is nested inside another set token
 * @returns {string} The tokens for the set
 */
export declare function writeSetTokens(set: Set, isNested?: boolean): string;