Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d499b66c800f2adf57a8dca49fa99d1d74abb07b7ac400be551fcde5a8d591e7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^