Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4be672afd6fe0e79e63eb182b50d56e532119bc19fcde92d1a3d108d2058ace0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^