Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e285a5f957b8d0fceb507e8630bcc5c9a716eedec4b256c90ada638048de4f1d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^