Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cafed0eccbd1d0a1327fed73cc599b4123f39e767441b60150ce42dd25bbe7cf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^