Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5dd74a4f4d97a9f5c376bafd576298789b163817a351dd1bd169f96b1ef1e69d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^