Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7deb636c16e100406b292152d2052174311deb7a1a030faa442cae999753b75c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^