Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cc4f12d67303cba31fbaf0099b2b9cdcc9c443f0e4aba88a3016eaff774960b3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^