Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 68fef7cdc668827b225aeb9dbfb46db0dd377458607d31d900136eccc4d3db0c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^