Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5bc4d8d9b95e89b4a9a5d42c9c28490a514a25a2e5b70842dff690b5f49428cf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^