Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4cd72a5df440f6183fb68f93428aa93a262cfa5a7c84b5733f9e2a8909396e55:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^