Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9cc1890f1654c36f08965bb159acf9bcd3bebdeb495fd983834c5d1a41a14c28:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^