import Big, { BigSource } from 'big.js';
import { BigIndicatorSeries, NumberIndicatorSeries } from '../Indicator';
export declare abstract class MovingAverage extends BigIndicatorSeries {
    readonly interval: number;
    constructor(interval: number);
    abstract update(price: BigSource): Big | void;
}
export declare abstract class FasterMovingAverage extends NumberIndicatorSeries {
    readonly interval: number;
    constructor(interval: number);
    abstract update(price: number): number | void;
}