Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d8887d53389639f6e1d36f5ad9e83937c5c7d27d1f22d5b2de8e016124056dca:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^