1. It means doing ethics from the facts constructing normative propositions a posteriori . 2. This improved estimate is termed the " a posteriori " state estimate. 3. The matter is an empirical one, which the citizen must investigate a posteriori . 4. The main benefits of the " a posteriori " methods are as follows. 5. Knowledge generated through experience is called knowledge " a posteriori ", meaning afterwards. 6. Maximum a posteriori estimation ( MAP ) estimation is central to modern statistical theory. 7. Neither can the nature of things in themselves be known " a posteriori ". 8. That finite fields are perfect follows " a posteriori " from their known structure. 9. Analytic judgments " a posteriori " do not really exist. 10. The " trail level " represents a posteriori indication of the desirability of that move.