Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6126303822ab95abb23bf5ad9144e1dd83ad42696a78bae916f5a35ad77d6a7b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^