import Big from "big.js";
export declare const BTC_IN_SAT = 100000000;
export declare const MBTC_IN_SAT = 100000;
export declare const DOT_IN_PLANCK = 10000000000;
export declare function roundTwoDecimals(input: string): string;
export declare function roundUpBigToNearestInteger(x: Big): Big;
export declare function roundUpBtcToNearestSatoshi(amountBtc: string): string;
export declare function satToBTC(sat: string | Big): string;
export declare function satToMBTC(sat: string): string;
export declare function btcToSat(btc: string): string;
export declare function planckToDOT(planck: string | Big): string;
export declare function dotToPlanck(dot: string): string | undefined;
export declare function computeReward(stake: Big, rewardPerToken: Big, rewardTally: Big): Big;