“The main Business of natural Philosophy”

1. Newton and Causes: Something Borrowed and Something New
Steffen Ducheyne

2. Uncovering the Methodology of the Principia (I): The Phase of Model Construction
Steffen Ducheyne

3. Uncovering the Methodology of the Principia (II): The Phase of Model Application, Theory Formation and Theory Application
Steffen Ducheyne

4. Facing the Limits of Deductions from Phenomena: Newton’s Quest for a Mathematical-Demonstrative Optics
Steffen Ducheyne

5. Uncovering the Methodology of the Principia (III): A Brief Chronology of Newton’s Methodological Itinerary
Steffen Ducheyne

6. “To Treat of God from Phenomena”
Steffen Ducheyne

7. Conclusion
Steffen Ducheyne

Keywords: Humanities / Arts / Design, History, Philosophy of Science, History and Philosophical Foundations of Physics