export declare function max<T, R, N>(iterator: Iterator<T, R, N>, ...select: T extends number ? [] : [(value: T) => number]): T | undefined;
export declare function maxAsync<T, R, N>(iterator: AsyncIterator<T, R, N>, ...select: T extends number ? [] : [(value: T) => number]): Promise<T | undefined>;
//# sourceMappingURL=max.d.ts.map