Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b6e0d13ed6b1e69b26be7266108ed7e5bc489a2666d1fd6cb40909b582ead1ee:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^