Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5e2995d35d74de601444969c1ca6fe01710db9feb0c5c227bfd9646206c55015:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^