Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5adfa856a71bfa6c5f574fc164a1dec336abb53d96d170c7e4550e2600579f58:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^