Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3e7930ce09f1424b6293442470f169c03add6751b420e8365458d0a3aaba1496:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^