Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 573dc36ff5984549c78867e5e619e136b2cdf3a5dd0a21fcbfbb2a583406dc2e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^