Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0a74cd2265078d00e5bec5e54680ac6687d0cfbf805712b7d4fec6e14d1df201:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^