4. Classical Mechanics, Special and General Relativity

• 4.1. Gravitation and Electromagnetism as a Field Theory
  • 4.1.1. Gravitation
  • 4.1.2. Electromagnetism
  • 4.1.3. Relativistic Dust
  • 4.1.4. Equations of Motion
• 4.2. Classical Mechanics
  • 4.2.1. Rigid Body Rotation
• 4.3. Relativity
  • 4.3.1. Introduction: Why Tensors
  • 4.3.2. High School Formulation
  • 4.3.3. College Formulation
  • 4.3.4. Differential Geometry Formulation
  • 4.3.5. Metrics
  • 4.3.6. Conclusion About Metric
  • 4.3.7. Einstein’s Equations
  • 4.3.8. Continuous Distribution of Matter
  • 4.3.9. Obsolete Section
  • 4.3.10. Inertial frames
  • 4.3.11. Lorentz Group
  • 4.3.12. O(4) Group
  • 4.3.13. Proper Time
  • 4.3.14. FAQ
  • 4.3.15. Questions Without Answers (Yet)