Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ad472a29e69ea646c8b87eb477a25b24a159b3759a0f90ed978e66d9a608ed3a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^