Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b397a20502150fba4f808ff059d0ab916a5b4f547693373cff51b41d60ba6c6a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^