Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6f946f8ca5893f6d972912a004dfc2e7d0dd1b4a24499a6089bd09fcba726689:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^