Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa219dc273cde49712b88daf26fdbfbc109f7d05ba4f1ad0e1d0f261ff518b46:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^