Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6820a5283e4a8707e4d7f16abf0ac1f704daf20ca291a9364b3a29e6cb3b9372:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^