Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8e7eb94976086e153751b25ce5809fbddbe9efb2e87bbe92d8e5d7fc9200fd50:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^