Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6ec709e63dd2f84bf7084db93f87535d386213562502c3394e654d20df3ce730:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^