Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 68bc472a0731b942a9a46a7ae811d0e3aecb8b352ccba64b8156b133e350753a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^