Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bc9a725fd659682c6f8d59382d29f747ea348c5fd8dda7d09d45372fffb9c5ed:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^