Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7f6c319c0313ea2405dd0a753b75ea41e3a6251128cfe99a95f6440dad8edbf3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^