Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1e060b6e882c53bcf79ff713fbdb05897f4e8781c8f60d3c6da84614260e7c5a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^