Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d8925158ad8c6baef65d9e2825cabf88aaf372234fb63edcf6e90b6dc3e509ff:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^