Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> be99479ed7a23571f715435a20ea2ab3c8a8e14ddb3f3c873316257b3929aaa5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^