Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec08086511ab4c1d388396c4f3d8ca72641a4b86457216ad4f0d2e0cb431350a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^