Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5cadfae5966d29a79bbe327db608fd8752688955bdffbcfab5cdf19851548e7c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^