Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb15c9ce2f1ef3719d5c089006402ceb6efe959576f77c853b39e1a9bdb9a739:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^