Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9e0c3d9347df96f76d2984270884bf6422cdf43d8d28939a5e9545a0a9851a9d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^