Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 84281fe54949c521a34c455cc2462915e6cff75b6885662205020043caa185fe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^