Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 489b11eecfe3162d0de2db3cedaa1bf3b6d50d52d101474f4952f0338701dbf1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^