Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c28a80846295a386f58ec667ddbed7e1ad8b9b694f2b2afd874529132902c474:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^