Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3f0d86facc580c5f0691a4209faa83d462e0ba9ddefdf45a011e31df1c71e45c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^