Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c148c2672cf2ca3e99be5fa421e89fb3ed46520a8bc56fcad0e1efdc898bf128:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^