Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b8f7e3ff08ca208472894d0c7be6f5fc175589dff4473b737a97edfdef0e47bd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^