Before revision: The DN model holds to a view of scientific explanation whose conditions of adequacy (CA)—semiformal but stated classically—are derivability (CA1), lawlikeness (CA2), empirical content (CA3), and truth (CA4).James Fetzer, ch 3 "The paradoxes of Hempelian explanation", in Fetzer, ed, Science, Explanation, and Rationality (Oxford U P, 2000), p
After revision: .The DN model holds to a view of scientific explanation whose conditions of adequacy (CA)—semiformal but stated classically—are derivability (CA1), lawlikeness (CA2), empirical content (CA3), and truth (CA4).James Fetzer, ch 3 "The paradoxes of Hempelian explanation", in Fetzer, ed, Science, Explanation, and Rationality (Oxford U P, 2000), p