Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8503608e324f7d82029c7461ec452e20206f477cc7b6acf88164d79d8ba0ea0a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^