Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 70fb364e1d7117a66173243e8cb63edb21d1d6ced4876c7ee835d04bd6ce3414:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^