Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c4fab4e504c44762b9ebf87f4795a02a9e6f6aa891586dda88dc398b32e4bdd8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^