Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7fe0de577db0aaf61079ac863c4551d4aca0e6e91882561671d0fefc2cc85fc9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^