Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 80f4865483e142e89b788a7d8538c17d3db44d950962399f8eb91b28768f90b5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^