Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f03918bcff7766bf1bd0c347b342aba969c5f35f08ae518de553cb2d64cfb725:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^