Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b1eadfbdf4f87e1ec0182a7fb84f5c89275401f48c0a1f4915d309b6bedc2646:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^