Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5fbe4087aaef13f15c8fa9e17f2574151a887ec7f8ba267f0635e8055ddcf451:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^