Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c54fc8038f65096ef0373535caeab9bc75738a337d1e83deba45ef507479f9b9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^