Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 18f503e8a62f5b0a7e097ad6deaea5f9d866f0d7473a514154b8a08ef1231bff:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^