Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d09eb4a1ab213fbd86d03444e868a6c4290012fe038efaac1967be47e7f76eda:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^