Physics and Mathematics

2,524 topics in this forum

1. Tensors

   By cwes99_03, May 17, 2006
   • 12 replies
   • 1.9k views
   • 
   • Jay-qu
   • May 21, 2006

2. Newtonian physics: torque on a planet sun system

   By Tim_Lou, May 20, 2006
   • 2 replies
   • 3.8k views
   • 
   • Tim_Lou
   • May 20, 2006

3. How many dimesions are there in the universe/space?

   By adam_rockstar, May 18, 2006
   • 11 replies
   • 1.8k views
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   • Eclogite
   • May 18, 2006

4. Sierpinski gasket

   By ughaibu, May 16, 2006
   • 7 replies
   • 1k views
   • 
   • ughaibu
   • May 17, 2006

5. Teleportation

   By ronthepon, May 16, 2006
   • 13 replies
   • 1.8k views
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   • Farsight
   • May 16, 2006

6. Negative refractive index

   By Jay-qu, May 11, 2006
   • 6 replies
   • 1.5k views
   • 
   • Erasmus00
   • May 16, 2006

7. Why can we do door ways

   By nigelgeorge, May 6, 2006
   • 2 replies
   • 976 views
   • 
   • Jay-qu
   • May 7, 2006

8. Various norms 1 2

   By ughaibu, February 1, 2006
   • 20 replies
   • 2.6k views
   • 
   • ughaibu
   • May 6, 2006

9. Which QM interpretation for you? 1 2

   By InfiniteNow, April 18, 2006
   • 19 replies
   • 2.9k views
   • 
   • Doctordick
   • May 5, 2006

10. Photons

    By questor, March 12, 2006
    • 10 replies
    • 2.7k views
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    • Erasmus00
    • May 4, 2006

11. Magic Squares

    By Racoon, April 12, 2006
    • 14 replies
    • 3.3k views
    • 
    • Racoon
    • May 4, 2006

12. Fusion

    By geek77, May 3, 2006
    • 6 replies
    • 1.5k views
    • 
    • Kayra
    • May 3, 2006

13. 3-method grouping of natural numbers

    By Indroneil Ghosh, April 30, 2006
    • 2 replies
    • 1.1k views
    • 
    • Qfwfq
    • May 2, 2006

14. Great simple explanation of light and the photoelectric effect

    By Vicarious, April 19, 2006
    • 2 replies
    • 3k views
    • 
    • UncleAl
    • May 1, 2006

15. Unidirectional EM Energy flow

    By softdragonz, April 29, 2006
    • 3 replies
    • 1.3k views
    • 
    • softdragonz
    • April 30, 2006

16. Probability question

    By Alterego, April 30, 2006
    • 3 replies
    • 1.4k views
    • 
    • Pyrotex
    • April 30, 2006

17. Violation of F=ma

    By sciman55, April 23, 2006
    • 5 replies
    • 1.8k views
    • 
    • betrayer_of_hope
    • April 29, 2006

18. Basic question on co- and contra-variance

    By sanctus, April 25, 2006
    • 5 replies
    • 1.2k views
    • 
    • Qfwfq
    • April 28, 2006

19. Conversion!

    By Tarantism, April 27, 2006
    • 2 replies
    • 982 views
    • 
    • Qfwfq
    • April 27, 2006

20. Pi 1 2

    By Michael Sipos, April 14, 2006
    • 18 replies
    • 2.7k views
    • 
    • IDMclean
    • April 22, 2006

21. Calculating Neutrinos

    By IDMclean, May 2, 2005
    • 7 replies
    • 1.4k views
    • 
    • IDMclean
    • April 21, 2006

22. Is Time Travel Possible?

    By Jerry Chiappetta- Jr., April 19, 2006
    • 3 replies
    • 1.6k views
    • 
    • Qfwfq
    • April 20, 2006

23. Is it really symmetric?

    By mahmuud, April 20, 2006
    • 2 replies
    • 1.1k views
    • 
    • mahmuud
    • April 20, 2006

24. Determining Distances in Space (I need help)

    By Blister, April 18, 2006
    • 2 replies
    • 1.2k views
    • 
    • Blister
    • April 20, 2006

25. Is the magnetic S pole at the Geo. N pole?

    By Vicarious, April 18, 2006
    • 3 replies
    • 1.3k views
    • 
    • Vicarious
    • April 19, 2006