Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f02c523d35d7f74df4173590a2fc9271881a7a5c1df81dd2df4cae8d3044cdd5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^