Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0df1b6fe561904fb5ed880447d00088394c8cf88ffb4df2ef1e46841b0a7bb94:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^