Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6909d7db8ae6d0f592862d8758c8068a8f941e8ab8b65c2b396e573a773a72a5:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^