Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9fc37704b1d2496676c278da00c4a3a4e4524fcb516b295a1971a5336006b3db:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^