Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aad3959816ebfe9790cdfe85f4bacc0eeeb7af16fa134d95dd2733b6223febd1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^