Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 57348cc0955b7074813d2dbf0ef9b8edeb2858c36b1a6abb9b253818037663db:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^