Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0d11aa7e2f5ac4153b54078f69436dbadc36e358505d2f8ecef11d07d0d808b8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^