Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 68da07825312d76c7d6578d954fe71b540b9b0a9d92041347853289ccec389bd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^