Deductive-nomological model

The Deductive-Nomological (DN) model, also known as the Hempel-Oppenheim model, is a framework in the philosophy of science that describes scientific explanation. It was primarily developed by philosophers Carl Hempel and Paul Oppenheim in the 20th century. According to the DN model, a scientific explanation consists of two main components: 1. **General Laws (Nomological)**: These are universal laws or general statements that describe regularities or patterns in nature.