Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1f55f4f1693247114d016ba715bfafffe2faea990a5ad338594aa41fdf1aa5d8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^