Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8f8e941e24f274f05976f40b2ebf0bd9d1e9070136d41c92bc4a23ac6c70723a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^