Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5aa1d18ce95f72d2295831ac960ba1c8bbec9b94236e650b257203b874c6ef99:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^