Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a8ce1b8e62fa6bdf7367d9d4215d180f3efdc0ec01973d456fc898414c302ef2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^