Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f4e7754a8f27cb054acc153114d2fdc87ad6f06c4ccea41e8dc65d50586e8271:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^