Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d58998a3b463b204365ce601e15adecffbbc5bbaddf089f82a4eb35c62c99d07:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^