Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e93eed8210b650820da8338347e643db9669c3ee944845079bce9dc86220f5a9:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^