Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3cc909e599de11d48c2eafed278b19ec868ae50dc080bb31a5e88a19e1475ce8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^