Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5f6a9e449c7142897988afa0dff2f9a153cb63ab8197c1d5d3fd33c914bec328:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^