Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 857516b6f4741f8f9085066ac06a33d85352399ec5edfb2372ecd3264f85c0e0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^