Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 110f9ded6eedf8c2e784de5e057f74de4bc4b428ea873c8e43a305de53b930e3:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^