Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1181ae022d92780e1cbe69decb1ebc8956b57dcdf32160eda049c8072c1edf6c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^