Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e62457242a6851f0d7d597fa6a615530d2408017cecdf8367c40a9f179af2f1c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^