Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fe439a5f2993e6a7c46a76866a9e8d36a58ed1bc43e77f75b014cfdcda3829ba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^