export declare function calcOutGivenIn(tokenBalanceIn: bigint, tokenWeightIn: bigint, tokenBalanceOut: bigint, tokenWeightOut: bigint, tokenAmountIn: bigint, swapFee: bigint): bigint;
export declare function calcInGivenOut(tokenBalanceIn: bigint, tokenWeightIn: bigint, tokenBalanceOut: bigint, tokenWeightOut: bigint, tokenAmountOut: bigint, swapFee: bigint): bigint;