Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1e2e008eed3fb8bb12f70eb301f081a9ce719e3d1238f130d144f8d4287581e5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^