Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5adc4b35ca83517d2bea9da831aa1f67b9d0151c75f223cfe4f3909b262997ca:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^