Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 55c3af62d8ef48a7197641c142c3f245db1fbfb32a57af42b5415a82a1db04a1:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^