Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d653ba49929580bf7e9c1a695784c589a6965539e1970a87b103b92eccdea1bd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^