Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b18fc4fb9b49124eabf3311b6d496e6e3c5b0f72e01030801aad34c67e2e6973:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^