Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 09c7b975cfc82d2a94fb17699ced21bce91f978f384b6066c3a383e0b37bbed3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^