Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 49ab08adb400f692f5d64420c84b52a0ac15fe4b1615e782a5dc4efaebc73c54:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^