Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e1d52782b8056b5dcde35f861d7ff9ec398cfeed44e3ba6057f55ca7be26a2b9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^