Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dc168fc5efa98140cc65cf6a58be925888d23267fad30e3e61fbb8dd2b9d01e5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^