Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1fbdb36684c7c735c17d42455ad1ab3f6096a5e7a46b206718a7ab78868f49c1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^