import { IObservable } from '../internal/Observable';
export declare const slice: {
    <T>(start: number, count: number, source: IObservable<T>): IObservable<T>;
    <T>(start: number): (count: number, source: IObservable<T>) => IObservable<T>;
    <T>(start: number, count: number): (source: IObservable<T>) => IObservable<T>;
    <T>(start: number): (count: number) => (source: IObservable<T>) => IObservable<T>;
};