Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5afb57eaaf4f1f9820da805b2add4c815c7380115ebf9476796803b58ec8cf6c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^