Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8318924c46e8d6d071700e79ab70e0bcd9e2a93c15c13871824f9d374113a457:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^