Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a449be7165cb6a9602fd05c6560caf2cf142a76bf0cc370ad8a27a37f4501cdf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^