Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 48edf760b81ad311c2cc875ba08f081c1ba8b32be72f3de3d0fe382c6a380ce2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^