Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 30fbd301b7d4d7d50b9582d50605d315b7cae8d1449ddaac764e810d00cd5fed:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^