Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9d1bce7140c934072aa8c2ae0a2dcec6763b355a13df60377dfe5f7eadce12d1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^