Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f818fab8b645d7059993cbba6308c487b5c3cc458f3d626ab1350388515d54e9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^