Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6fe6e8977089dd3600d500f01bdc0adea65071e916173fa79e6eaaf0b706d61c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^