Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 581a529539814118af18e2720dd03d6e65d8e27ebb1660a34c9b7067334cc7a3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^