Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5d08543a8e1edbd4d7c37b167da5ea443a76813051057144c7d20849bd7ff0f7:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^