Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2954d7ce5ab17c1567923d5af22f50ca5bb26d94b2529de8a68c4ab259d454e2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^