Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c98fae140ec0d96488288422b55d643be2f363ab1aa2169d5a787b0794412dc5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^