Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6d78dfdf0c096a27ea6479472d0eefb9010afa040c4c7f051943d148435279ce:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^