Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 24fa58043ff3285dbc20aacce47af252384c36c4e40e9b0eb4f75d031d52d4db:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^