Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e1c891144b15011925b5f2564857e0a35b6efdcffd213411d25faadf9760c128:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^