Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7b62fff99df27efa76344785518aa0c5e801f8c0521495f681544a90155fbfc1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^