Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3fd02b36dc63f10a2093ea48ea36e09bebd88476022dc3b51ae685302fdf22c7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^