Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d1aa2e208a75612afd2ea3f9f839d9a8ae35e816fdfe15cdb9d33a5b0887a18d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^