Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cb15edf60eadce3463fcd1d5d2ae117ffda47349254cbff39b472b868c7dc90c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^