Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f33d355808bdd054b436ed81de73e9b567fcce5da94d7379a5a12d0d6d531a51:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^