Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e33f191c9a8708ba0253d0b93cb0e2f6e7b7ccc20af8a4a48248e785647f2754:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^