Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 350a8d8c13b21a28112fd250f4513c3f3f2fa0862478f8581bf69c8c015cf5a7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^