After observing all the tos and fros, and listening to many in person discussions on emergence and complexity, I've decided (see No. 4), Emergence is in the eye of the beholder. This will continue until someone declares a definition that can be widely adopted by workers in the field. Look at the Reynolds Number <http://en.wikipedia.org/wiki/Reynolds_number> that is a dimensionless but useful engineering tool to determine the type of fluid flow, whether it's laminar or turbulent and helps determine how to calculate pipeline pressure drops and such. Or look at Fractal Dimension <http://en.wikipedia.org/wiki/Fractal_dimension>, that is a statistical quantity, and I believe is another dimensionless quantity, in fact. Is is possible that there is a measure of Complexity that can be used in the same sort of way? As this measure of Complexity increases Emergence happens (like turbulence) above a certain value? And it is so because we say so.

Robert C.

Russ Abbott wrote:
<snipped>

4. Is emergence an objective feature of the world, or is it merely in the eye of the beholder? ...

<snipped>

-- Russ


On Sun, Sep 6, 2009 at 1:13 PM, Nicholas Thompson <[email protected] <mailto:[email protected]>> wrote:

    "seems" would seem to be the operative word.  He is the editor of
    the book and he has to represent the range of opinion and SOME
people think its mysterious. but i have to go buy fish. Nick Nicholas S. Thompson
    Emeritus Professor of Psychology and Ethology,
    Clark University ([email protected] <mailto:[email protected]>)
    http://home.earthlink.net/~nickthompson/naturaldesigns/
    <http://home.earthlink.net/%7Enickthompson/naturaldesigns/>
        ----- Original Message -----
        *From:* Russ Abbott <mailto:[email protected]>
        *To: *[email protected]
        <mailto:[email protected]>;The Friday Morning Applied
        Complexity Coffee Group <mailto:[email protected]>
        *Sent:* 9/6/2009 11:57:48 AM
        *Subject:* Re: [FRIAM] emergence

        If you make properties rather than entities emergent, what do
        you say about entities? What are they? Where do they come
        from? Put another way, what is a property a property of?

        I think you will find that Bedau and Humphreys find emergence
        mysterious. This is the second sentence from the Introduction
        <http://mitpress.mit.edu/books/chapters/026202621Xintro1.pdf>.
        "The topic of emergence is fascinating and controversial in
        part because emergence seems to be widespread and yet the very
        idea of emergence seems opaque, and perhaps even incoherent."
        The rest of the Introduction expands on the mystery of emergence.

        -- Russ

        On Sun, Sep 6, 2009 at 10:18 AM, Nicholas Thompson
        <[email protected]
        <mailto:[email protected]>> wrote:

            Try this:  a property of an entity is emergent when it
            depends on the arrangment or the order of presentation of
            the parts of the entity.  (It's /properties/ that are
            emergent, not /entities/ ... some properties of a pile of
            sand are emergent, some aggregate.)  Here, I believe, I am
channeling Wimsatt. The beauty of reading a collection such as Bedau and The
            Other Guy is that you experience the whip-lash of moving
            from point of view to point of view.   Good exercise for
the neck. By the way, Russ (was it?) was a ...leetle... unfair to
            Bedau.  I dont think Bedau thinks it's a mystery; i think
            he thinks others have thought  it a mystery.  But it's
been a few months since I read it. Implementation: Consider the expression, "there is more
            than one way to skin a cat".   Equivalent to: "there are
several programs you can use to implement a cat skinning." Consciousness: the big source of confusion in emergence
            discussions is the attempt to attach emergence to such
            perennial mysteries as consciousness. (Actually, I dont
            think consciousness is a mystery, but let that go.)  The
            strength of a triangle is an emergent property of the
            arrangment of its legs and their attachments.   There are
            lots of ways bang together boards and still have a weak
            construction, which I learned when I put together a grape
            arbor with no diagonal members.  Worked fine until the
            grapes grew on it.  Emergent properties are everywhere in
            the simplest of constructions.  We dont need to talk about
            soul, or consciouness, or spirit to have a useful
            conversation about emergence.
Nick Nicholas S. Thompson
            Emeritus Professor of Psychology and Ethology,
            Clark University ([email protected]
            <mailto:[email protected]>)
            http://home.earthlink.net/~nickthompson/naturaldesigns/
            <http://home.earthlink.net/%7Enickthompson/naturaldesigns/>
                ----- Original Message -----
                *From:* Victoria Hughes <mailto:[email protected]>
                *To: *The Friday Morning Applied Complexity Coffee
                Group <mailto:[email protected]>
                *Sent:* 9/6/2009 10:32:59 AM
                *Subject:* Re: [FRIAM] emergence

                Consciousness / self-awareness?
                Is this thus acceptable as an emergent phenomenon?
                If so, how does this permit, or not, the definition of
'the self' as a unique identity?

                Emergence is what happens when components of the
                "emergent entity" act in such a way as to bring about
                the existence and persistence of that entity.

                When "boids" follow their local flying rules, they
                create (implement) a flock. It's not mysterious. We
                know how it works.

                That's all emergence is: coordinated or consistent
                actions among a number of elements that result in the
                formation and persistence of some aggregate entity or
                phenomenon.


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============================================================
FRIAM Applied Complexity Group listserv
Meets Fridays 9a-11:30 at cafe at St. John's College
lectures, archives, unsubscribe, maps at http://www.friam.org
============================================================
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Meets Fridays 9a-11:30 at cafe at St. John's College
lectures, archives, unsubscribe, maps at http://www.friam.org

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