Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5b1887c2de8a40451b47420e96274e875f4583d6ff1ed8ed11776e987aec9740:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^