Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> afa474ae366d6840b19864ab1f2223a9d7b7340f5ddeb3954b55567a766b0cce:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^