Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 30aecbb6bbc977633ad090864af5bcd19f4f122dbeec394e19566f03398cbdcc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^