Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 32ada9a987249b2ef719ddc02025d9547ce627ad96993daa50c0de7ff55d9f8a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^