Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9e2ab351b906c55e0853ce4f6fe3901a1062df266cdc279143b8644bbcbe9609:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^