Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1123f6bd8eeb9357c6c4ea0cec1083644dd863d8b323cc549e0fa768b949bbc7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^