/**
 * toFixed() for numbers
 */
export declare function toFixedNumber(stringNumber: string | number, decimalPlaces?: number): number;
/**
 * Account for last seen price to determine upnl of a position
 *
 * For a SHORT position, the asset quantity should be NEGATIVE
 */
export declare function getUnrealisedPNL(lastSeenPrice: number, positionAssetQuantity: number, positionAvgEntryPrice: number): number;