Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ff161e3118d1932fa0df0c222bf565c0e4762808b1109d0c7bfcea250e90c36d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^