Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eed3012d48a668d8fe733507d6443d6a4f65a16a41cc0d41bcb942372a002f77:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^