Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8fca7b63f5c7eb9751b7dd786ab31db76b269e8667799ffa878f785d9ddd5c1f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^