Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 661f866f0e1d0dd47f3e8017e6fe0f7c1957670c8d73107d3aec9116ef850308:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^