What does "Zi" refer to in the formula? And why is there a "Ki_fltr" difference between formula 2 and Formula 3?
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
What does "Zi" refer to in the formula? And why is there a "Ki_fltr" difference between formula 2 and Formula 3?