Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1395009264c7d59fa683f8c2983b15c20260bd6253ceaaa6b874fa5c9de4c883:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^