Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 541220f50c7b93dd7b0a3e297bca99e5683659d35e79c2df35a2830d45b6d589:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^