Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 10d3a38f64c9339b96e4e5261b796be8693db1aa1c427b31ff7e0843d68bc799:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^