Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1d45b8fc3defc0920a13f7fc4aa81915793a7b66d84ea0561998645871a6c112:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^