Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5002012449d2e989c773353bab638de5e1e3b0b9fbb3b3245fe1cb82a7de10dd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^