Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b8f8bae2944baa0ea03a6ced71814aa40d8ae64e9a72bb343d5010a072db42d8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^