Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c3d039e924d0ff9a5a4406140fc4d1f4bc28984f040c26db1bd2623444c335cb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^