Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1de072a5ce6a39e4f0a920468f436e2f87cd2b192117b18cdb86b20477306e3b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^