Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5ed1cffd20f5e100ecd3dd37fa63847024db7bbc3eedb363d570919a37056acc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^