Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b399416e6ec60d1b809820ddab6869bfc88cba23b3c3548d0f0c84a58c7f8a91:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^