Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 66f85d541322546367a2290c80d2ebd6d6bbf459f585e581e9126a8043bf6b09:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^