Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 89dce56f8657f91dc75b09b8e5342a5a006afd04f0fd6e7f90b31654c3638de3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^