Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6871882ae9275289e7824f63f6975e9c6930e6f42de31782ae73956560a9ec83:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^