Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cb465b43e9ab5b533964381c846f1f49fc6a9c9fd80ef433c8a903d2fdc35792:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^