Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 310bc3aba021fe4d3a0fb7328d48047b62fbdda64003d9ba9468f5fd20367d20:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^