/// <summary> /// Calls BN_sub() /// </summary> /// <param name="lhs"></param> /// <param name="rhs"></param> /// <returns></returns> public static BigNumber operator -(BigNumber lhs, BigNumber rhs) { BigNumber ret = new BigNumber(); Native.ExpectSuccess(Native.BN_sub(ret.Handle, lhs.Handle, rhs.Handle)); return(ret); }