Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2fe427f66870f6a3164036e0acd38cd3a2221378c5557a6abc435aa2f7c3b85b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^