Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a7683749f685fc2dffc63622f140565636d64b59e449b536cdc9d3c34ddfe65f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^