Relativity

1991 topics in this forum

1. Accelerating Particles in Spacial Relativity

   By Anamitra Palit, March 6, 2021
   • 2 replies
   • 1.4k views
   • 
   • swansont
   • March 6, 2021

2. The rights and wrongs of Henri Bergson 1 2

   By studiot, February 24, 2021
   • 34 replies
   • 3.8k views
   • 
   • beecee
   • February 27, 2021

3. The massless universe

   By AbstractDreamer, May 14, 2020
   • 20 replies
   • 5.2k views
   • 
   • Markus Hanke
   • February 1, 2021

4. O the Riemann Curvature Tensor

   By Anamitra Palit, January 20, 2021
   • 18 replies
   • 2.8k views
   • 
   • Markus Hanke
   • January 29, 2021

5. The Enigma of the Tensors

   By Anamitra Palit, January 23, 2021
   • 7 replies
   • 1.7k views
   • 
   • joigus
   • January 25, 2021

6. Norm Square of the Four Acceleration Vector

   By Anamitra Palit, January 16, 2021
   • 24 replies
   • 3.6k views
   • 
   • Markus Hanke
   • January 24, 2021

7. Inferences from the General Relativity Metric

   By Anamitra Palit, January 19, 2021
   • 12 replies
   • 2k views
   • 
   • joigus
   • January 22, 2021

8. On the Metric Coefficients

   By Anamitra Palit, January 18, 2021
   • 2 replies
   • 1k views
   • 
   • Anamitra Palit
   • January 18, 2021

9. Transformation of the Covariant Derivative

   By Anamitra Palit, December 19, 2020
   • 12 replies
   • 2k views
   • 
   • studiot
   • December 23, 2020

10. Coexist vs Simultaneous 1 2

    By vexspits, November 3, 2020
    • 25 replies
    • 68.1k views
    • 
    • md65536
    • December 18, 2020

11. Dr. Strange

    By doctorstrange, December 6, 2020
    • 2 replies
    • 1.3k views
    • 
    • swansont
    • December 6, 2020

12. Albert Einstein, definitely the best

    By motlan, November 26, 2020
    • 1 reply
    • 1.3k views
    • 
    • swansont
    • November 26, 2020

13. Twin paradox when Earth is the moving frame

    By pengkuan, May 22, 2019
    • 7 replies
    • 2.4k views
    • 
    • pengkuan
    • November 25, 2020

14. Analytical equation for Space-Time geodesics and relativistic orbit equation

    By pengkuan, November 25, 2020
    • 0 replies
    • 988 views
    • 
    • pengkuan
    • November 25, 2020

15. Gravity and Space

    By jajrussel, November 2, 2020
    • 17 replies
    • 2.8k views
    • 
    • joigus
    • November 15, 2020

16. Does space-time describe the relationship between different frames of reference?

    By geordief, November 11, 2020
    • 5 replies
    • 1.4k views
    • 
    • swansont
    • November 11, 2020

17. FTL thought experiment 1 2

    By Moontanman, October 31, 2020
    • 33 replies
    • 129.7k views
    • 
    • md65536
    • November 7, 2020

18. Curved coordinates and the frame of reference that applies to them

    By geordief, November 4, 2020
    • 18 replies
    • 1.9k views
    • 
    • studiot
    • November 6, 2020

19. Another go at my spacetime interval question from a week or so ago.

    By geordief, October 17, 2020
    • 17 replies
    • 2.6k views
    • 
    • md65536
    • October 26, 2020

20. Space-time curvature

    By awaterpon, October 12, 2020
    • 19 replies
    • 2.7k views
    • 
    • ALine
    • October 16, 2020

21. What fundamentally is acceleration? 1 2

    By sgabc123, October 6, 2020
    • 31 replies
    • 103.1k views
    • 
    • md65536
    • October 10, 2020

22. Q's about acceleration (Hijack from What fundamentally is acceleration?)

    By geordief, October 6, 2020
    • 16 replies
    • 2k views
    • 
    • Curious layman
    • October 7, 2020

23. Deriving Relativity

    By geordief, October 2, 2020
    • 9 replies
    • 1.7k views
    • 
    • geordief
    • October 4, 2020

24. A mundane example of a spacetime interval being invariant

    By geordief, September 24, 2020
    • 24 replies
    • 3.8k views
    • 
    • Markus Hanke
    • October 3, 2020

25. Lightspeed?

    By Hello2, September 25, 2020
    • 3 replies
    • 1.4k views
    • 
    • Janus
    • September 25, 2020