Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b5263c92a05d7afb54cd310e98e2fe5104cffea65394e0d9ef84c74c2fe9f3fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^