Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 668df40edb1145d4d9c503b8ba6d74e4d8b9513a4e10aa0a394499cdb5e81d11:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^