Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8fc58b9040f3b653f724136c8578e31c0edf7d67b1899c6292d519542fe5e8bc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^