Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f6dfeaf10913700f30e82a6d3e5307f918c7521e59fb274ed3bd8cc081436ba4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^