Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 49b3b31959866ff2968b96cc5433a20803f43495ef0efa8ba1fe0df68928307d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^