Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4ecbccfe000bb251c073e109d47750768e65149bf63ba32627f8a2b7c7cb36d3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^