Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cafb3c83298b2313fe407f12f76ce1abe3c16eac02e5a24aa6b726890bc29397:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^