Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3f0755df0db38de36c9b7412a5541e3334e5118f44239e169282968a56c82018:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^