Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ed1b45588befdc58bb19408278c8dbeaabfd09b8e6704ba411189257c923e5c9:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^