Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fcaf143eb05460396c3a5e2ef59f2ce7d29ac996b47bbdba8e7587ab2730e832:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^