Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d6c27e641c7c205d6da68d0ccd0be79ef22e587043ef7163416d1b7e8444eb5b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^