Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 02ef8908376b93f3d178fd253c3682408c5002488378d281a96d25baab8d45bb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^