Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4fd41d1afdb8c4e9db669d60905be6e1dbe99c9861500dd62fa799870ce8d750:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^