Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c7d018c00dab1be7131676ac7b6429370eda80db617c38e33edb475e76f9ce7d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^