Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b8fdbe26e08eaf24eb5d74122b8a4a1954d715540fd3031f14252ed6831cf335:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^