Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 286ecc1dfbfe0eb8690c123aa1afd90d4f2ec920778e7c1e1cef593b6295c812:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^