Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f189fc55db5d353475b828527753ae72fbb1e173358322e05592a6db71256dd3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^