Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d040ff051c5ba1c98068f4c6e6e8d2854feaf17d751a6f323576ca82cb9d6eaa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^