Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 532afe0c20efdcd4b570ff52f8129e3d6dc72e4676757e8769e68df79f467c1e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^