Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 24d1e0f92fb44518decbe2f9b1f8ba5f8298ec0a336b7b4a59326548944ab454:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^