Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 12ab274123866b2e104acbf02d56ac26c7751e900dca7013de893aac16dd30cb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^