Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9cd3c09d2b4058bf320dc40ec032df20d5aab267b49d7c36863d94d2ef0e5987:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^