Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 713d7d4eedd0910687f02625bbfcea3ee6a8a41c3178541df694e7e5e5f52bb0:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^