Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ba2efc99170a2f4dbf17a84c6a5b3fdf2b8a10a1226943a4b063ba401fab7460:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^