Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8f50c610f4cf55b3a336d143a01972042258c762b6c98ff787e1d8ba647d1c3b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^