Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d974a36191ef4a4f39a03025c37e92188e6d492ba2e9510f3cf83a3412edb443:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^