Can anyone figure this out?

Discussion in 'Physics & Math' started by Johnny5, Jun 13, 2005.

  1. chroot Crackpot killer Registered Senior Member

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    A quaternion is a generalization of a complex number. They are sometimes used to represent rotations in 3D space (e.g. in computer graphics to avoid problems like gimbal lock, caused by representing rotations in axis-angle form).

    - Warren
     
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  3. Johnny5 Registered Senior Member

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    They are valid at moment in time Z, and that's all i've said so far.
     
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  5. Johnny5 Registered Senior Member

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    Generalization of complex number does not specify geometric interpretation of quaternion.

    here i will give you the correct answer to my question...

    Quaternion tutorial
     
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  7. chroot Crackpot killer Registered Senior Member

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    If a clock is capable of measuring a duration of time, then, given any arbitrary datum, they are also capable of assigning a number (coordinate) to all other instants.

    - Warren
     
  8. Johnny5 Registered Senior Member

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    At the first moment in time, there is nothing for the clock to measure. You used the word 'measure' incorrectly.
     
  9. chroot Crackpot killer Registered Senior Member

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    And, unless you are God, you must be using a clock to declare a moment in time. Who's holding the clock?

    - Warren
     
  10. Johnny5 Registered Senior Member

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    ...not god...

    I am only referencing the first moment in time using the symbol Z, nothing more.
     
  11. chroot Crackpot killer Registered Senior Member

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    The clock's value can be set to zero at any arbitrary instant in time; afterwards, every other instant in time is assigned a coordinate.

    - Warren
     
  12. chroot Crackpot killer Registered Senior Member

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    Ok, so God doesn't own a clock shop. Good. So, who is declaring the time Z?

    - Warren
     
  13. Johnny5 Registered Senior Member

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    Finally you are correct. Clocks map numbers onto moments in time, by definition. Great

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  14. chroot Crackpot killer Registered Senior Member

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    No, you aren't. you said this: Let them coincide perfectly, at moment in time Z, and let moment in time Z denote the first moment of time.

    - Warren
     
  15. Johnny5 Registered Senior Member

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    The same person who declares that now, is now.

    You are getting silly for no good reason.
     
  16. chroot Crackpot killer Registered Senior Member

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    Where is this wise person in the experiment?

    - Warren
     
  17. Johnny5 Registered Senior Member

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    I know what i said, i said it less than five minutes ago. The word denote says everything.
     
  18. Johnny5 Registered Senior Member

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    same place I always find him.

    You clearly aren't interested in seeing how the lorentz transformations lead to a contradiction, so I am not going to bother doing it. I'm sure there's places on the web which have it, you can look at one of those.
     
  19. chroot Crackpot killer Registered Senior Member

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    As I said, you did not use Z only to denote "the first moment in time," you also used it to denote the instant the bodies coincided.
    Do you have an actual answer, Oh Great Advanced Intelligence?

    - Warren
     
  20. chroot Crackpot killer Registered Senior Member

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    I clearly am, that's why I'm talking to you. I asked you dozens of posts ago to demonstrate the contradiction mathematically, but you haven't. Hell, you can't seem to tell me who's wearing the watch!

    - Warren
     
  21. Lucas Registered Senior Member

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    This is not correct
     
  22. Johnny5 Registered Senior Member

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    Do you have an actual question?
     
  23. Johnny5 Registered Senior Member

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    I was beginning the proof, and then you fired 10 minor questions at me, with a purpose that has nothing to do with the Lorentz transformations, whatsoever.
     

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