Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bde4f6de4e1f2a1c37233100918a25c27575176fbbd45f3997f72ae87015d6a8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^