Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 393a8badcbdd1cd88bae7470e697fe8b4cc0bc87b487790b6c78af1aab574b90:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^