Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8ea7942c0b1a46164b7bd4bbd676ed7ca45db633200007fc45da848fdf37f787:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^