Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6d92d3c798508410f6a79f43af5a95db94a2f93063f705821079df310e7f40a8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^