Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6ea61b3e994cb699785e679697ec6c677c48fc1eaf84f24e896edd910f9caca3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^