Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 905b1ca074384e06d9db35719baaa0f4336acb23f284f8b577f4bffc0ab4920f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^