Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 81a8fe5dcedb11fdf982b096115a43ea1d51ac2a5b6c56438456952b35cbb3e3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^