Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb3323487737c3a115fe5bdddacd75e47c2571ca9b780ecb7fb82fb47f4999eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^