Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a9857112c1f4b78df39a6df4bf40e5e56b1d0e48d4cb8aa757906ad17d020e80:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^