Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 317797489d013dc2820d3d5940c971548e398b2bab2408a516b903c987c51908:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^