Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 769b40b22d666a09b653e2a806b88c85482369b13445035308ad5db33add6657:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^