Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7bab6de95464f958672aac242fa362b20cb7c21297fbde50f1c673df7a1acb9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^