Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 515c54d2e22e87363c8f9ce143d9bb5bd97b53dbb28ae016453cb87e6ff8bb79:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^