Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5dd063655703107adfc838f0f6a89d551bb62259e922bffae86b45de8eaed82b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^