Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 48d23965acd81a4cadefdc01f91b66dc5c09ebc1ba01cdcd7bcea0cad622863b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^