Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6eeec1ad4d0afe8c029da2b8478984a1d22356be95801ba240847f8fc8f5c08a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^