Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e4ccd507ad50c7f055b8a258b6b5f83ea5bf0d643985b79618016e81f8939f7a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^