Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 78bb0cb33ba713da7b4dfa4387614430fe4e96468f149a140942a01d85c592bb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^