Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bc5fc9978a4b04eb373aebb65db017bd4f4ed7d452a57c4590aacd12eceb6a7e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^