Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 10cfa4e94ada2bb07e84321d5d67b9832d979ae2b4f594d8f596a227a304d9c4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^