Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0c281a2aa8530427bece3069d8c7fea3c2fce0ae8c912c874cf58d7cdf81c777:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^