Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fa6a5cd32901a45f550ecbeaec9c14a32846335cfe8b2352bde7ad3998dc28d2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^