Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 831afaad1d7441761d593d1f2e51ed41fb2b55c7952934a3130bbe146d4481da:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^