Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3743d677ed2657a95ccfb9f9d57a8a5a7665c69ed7846b95d1cedf050521588c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^