Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4735e855dac63b98902fb5b6968369812eecbd78a1e775aa602c5d79be69995b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^