Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f2af6a9e9046048db05c837e42469c4bae7d4eadd6b0b37ea293ad2feab2f513:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^