Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c0fc6e3d9f913c064ae90cdb054834a4b7c1c68649675ccb1fae4f8d8bbaa09c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^