Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2a7e0a4827030ff9c8cc15537ce047b3701b4dbb96ff82dc235f321985987e8c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^