Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ad1719b3acb65db628979f6181f729a3745560885845a357da2504bedcd48c5b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^