Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 531b368a6d97e10f2fdcc9eea0951a51caa6ae562a99d0877db61d972c24ccd0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^