Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b8dcb6af462f344ab8a79afb127bbcce89cd6affc55f39c7ec63dbc28c4d9f71:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^