Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fde3825623b070f366e474eca7f713c37312b297ca8aeefc82b8cd750d48b57d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^