import { HistoricalElement } from "./HistoricalElement";
import { ObservableBoolean, ObservableBooleanEvents } from "../observable/ObservableBoolean";
export interface HistoricalBooleanEvents extends ObservableBooleanEvents {
}
export declare class HistoricalBoolean extends HistoricalElement<boolean> implements ObservableBoolean {
    static readonly Events: HistoricalBooleanEvents;
}