Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a88cd6f3d9f8dc5134638ce493ac25fc3be292d6f7c4dae43e8294324811e3c5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^