Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 033a56100736d57cebacdefc82d819ea77d778f81fbca3807add52babf081c62:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^