Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 19d43a347922b21b85895d853f06b1d160ca82257668b0b9faab73862bb47312:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^