Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5333edf20ed874a596c84caf9f18428e9addf3c5cefd5e5711bc9ab8a514b205:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^