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Off Topic U.F.Os, believe or bollocks ?

Discussion in 'Hull City' started by Red top reader, Dec 12, 2021.

  1. Steven Toast

    Steven Toast Well-Known Member

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    I just tell myself it’s cold outside.
     
    #121
  2. tigerscanada

    tigerscanada Well-Known Member

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    Deep too!
     
    #122
  3. Red top reader

    Red top reader Well-Known Member

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    Written as part of a series called
    “ Natures Family “

    Sister Star.

    From a million miles
    I see you’re smile
    though only at night
    will you stay a while.
    I feel I can touch you
    when I point my finger so
    a diamond In my sky
    crystal sharp glow.
    Sometimes a mist
    hides you from my sight
    But when it leaves
    I see you deep into the night.
    You illuminate my
    late evening time
    no cost from you
    not so much as a dime.
    From this million miles
    I watch your setting
    a memory from which
    I’ll never be forgetting.
    Just one tragedy here
    I’m sorry to say
    my sister star died long ago
    and so very far away.
     
    #123
  4. Barchullona

    Barchullona Well-Known Member

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  5. highpeak tiger

    highpeak tiger Well-Known Member

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    If you replace "infinite" with "larger or smaller than we currently understand" then it makes more sense and avoids going into quantum mechanics (which is always a good thing)
     
    #125
  6. DMD

    DMD Eh? Forum Moderator

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    But that misses the point and complexities of 'infinite'.
     
    #126

  7. highpeak tiger

    highpeak tiger Well-Known Member

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    Infinite is a mathematicians way of saying, we don't understand it.
    Do you know some infinities are larger than others?
     
    #127
  8. Steven Toast

    Steven Toast Well-Known Member

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    The Planck Length is currently the smallest measurement something can reach, I’m not aware of anything that can be infinitely small. Infinitely big, yeah.
     
    #128
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  9. DMD

    DMD Eh? Forum Moderator

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    I do know that there are different infinities, it's a fascinating topic, but it still doesn't clarify 'infinitely small' in my mind. As for mathematics, infinity isn't a number, so it's not exclusively theirs. :emoticon-0147-emo:
     
    #129
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  10. DMD

    DMD Eh? Forum Moderator

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    It's unlikely that 'things' can be infinitely small, but the term exists to represent infinitesimals, that are needed when something is smaller than the planck length, but liable to still 'exist' and is needed to make calculus work. It's distinct from zero.

    I'm glad it's not just me that struggles with the concept.
     
    #130
  11. Steven Toast

    Steven Toast Well-Known Member

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    I’ve always struggled with comprehending the infinite, it’s a concept that nearly every human pushes back against because of the very nature of it. The universe is infinite, yet we as humans ask “where did the universe begin?”. It has always been so, but as humans we try to apply a linear timeline to it because that’s our coping mechanism.
     
    #131
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  12. DMD

    DMD Eh? Forum Moderator

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    Aye, I've mentioned a few times that peoples issues tend to relate to viewing things in a linear way, and separating things that are more liable to be combined, or work in a synergistic manner.

    As someone else pointed out, and to sort of contradict myself, people struggle with infinity, as they often fail to recognise that you can have more than one, and sometimes a finite infinity, or finite but unbounded.

    I think a part of that is that teaching is too much by rote, and not enough about true critical thinking. In my experience, that's because too many teachers are fearful of having their own limitations exposed.

    I recall David Attenborough saying that his interest in natural history was driven by his father, as when he found a common fossil on a beach, his father, rather than explaining it (which he could) he said, I don't know, how could we find out? And encouraged his son to research it, which he did.

    None of which explains infinitely small to me though. :emoticon-0105-wink:
     
    #132
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  13. rovertiger

    rovertiger Well-Known Member

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    Won't the Planck Length depend on the job you're doing?
     
    #133
  14. DMD

    DMD Eh? Forum Moderator

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    I think Eric Sykes did a documentary on it. <ok>

     
    #134
  15. Ernie Shackleton

    Ernie Shackleton Well-Known Member

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    Think theoretical sequences.

    Infinitely large: think of the largest number in existence and multiply it by itself. And so on ad infinitum.

    Infinitely small: think of the smallest fraction you can and do likewise.
     
    #135
  16. DMD

    DMD Eh? Forum Moderator

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    But that doesn't really help. It's like that scenario where if you reduce the distance you travel for each leg of a journey by half each day, you'll never get there, or as the measurement is fractal, the coast of Britain is infinitely long.
     
    #136
  17. Ernie Shackleton

    Ernie Shackleton Well-Known Member

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    Both true.

    The paradox within the infinite is inevitable.

    The main problem with grasping infinity is a cognitive one. We cannot stand outside the limits of our own mental faculties.
     
    #137
  18. DMD

    DMD Eh? Forum Moderator

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    But first, you'd have to know where they reside. :emoticon-0147-emo:
     
    #138
  19. Ernie Shackleton

    Ernie Shackleton Well-Known Member

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    They reside at the centre of the Universe.


    If the Universe is infinite then every point is an infinite distance from the edge of it.

    Therefore every point is at the centre.

    If all points are at the centre then their co-ordinates must all be identical.

    So everywhere occupies the same space.

    There is no distance between any two points.



    **** - I think that I've just proved that the keep halving the distance you travel paradox is false.



    And inadvertently proved Dutch correct into the bargain.


    I ****ing hate fuzzy logic, me.
     
    #139
  20. DMD

    DMD Eh? Forum Moderator

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    STICK.


    EDIT. The flaw in your fuzzy logic, is every point having to be at the same centre. :emoticon-0147-emo:
     
    #140
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