Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ba8e08df70c180c411e1b720fb54d24e00fc6035b1bdc82a959b0d2e3629da81:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^