Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d25435cdac8ea81c1965ec665be0cc8960d968c7c5c7fc55d1c26b47a58ca110:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^