Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 401f97c23d7099e6c675cf50e3d69a4e37311f1d54d25f422e223aab4786d547:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^