Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4cb109c297f909f31cb5fa429e679660c0099cf1c3ae51a274ab5e30aeeaef42:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^