Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d0c769f66ca623d525b8faae33a7f23ebe03e8a2acff6e63aa166949b1ffb7d6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^