Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7e4a781ec16ea0bd1e0e2df72fa1113406533adbe9fea6f90bada24a5e13781:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^