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Topic: Cardinality of turning wheel
Replies: 43   Last Post: Mar 10, 2013 1:55 AM

 Messages: [ Previous | Next ]
 netzweltler Posts: 473 From: Germany Registered: 8/6/10
Re: Cardinality of turning wheel
Posted: Mar 7, 2013 3:15 PM

On 6 Mrz., 23:20, quasi <qu...@null.set> wrote:
> netzweltler wrote:
> >quasi wrote:
>
> >>As far as the notion of infinite speed, I see the
> >>specification of such a model as problematic, but as I said,
> >>I would be willing to look at a proposal for such a model, so
> >>long as the assumptions were fully specified, and sufficient
> >>justification for analyzing the model was provided.

>
> >Is the notion of infinite speed more problematic to you than
> >the notion, that any revolution of the countably infinite set
> >of revolutions can be the origin - revolution #1?

>
> No, the choice of origin is arbitrary.
>
> quasi

There are countably infinitely many segments [0, 0.5] (#1), [0.5,
0.75] (#2), [0.75, 0.875] (#3), ... in [0, 1]. If the choice of #1 is
arbitrary I can name any of these segments #1. If any segment of size
> 0 can be #1, which segments are left to mark #2, #3, and so on?

Date Subject Author
3/2/13 netzweltler
3/2/13 Frederick Williams
3/2/13 quasi
3/2/13 netzweltler
3/2/13 William Elliot
3/3/13 quasi
3/3/13 netzweltler
3/3/13 quasi
3/3/13 netzweltler
3/3/13 quasi
3/3/13 netzweltler
3/3/13 Brian Chandler
3/4/13 netzweltler
3/3/13 quasi
3/3/13 Frederick Williams
3/3/13 quasi
3/4/13 netzweltler
3/4/13 quasi
3/4/13 Shmuel (Seymour J.) Metz
3/5/13 Frederick Williams
3/5/13 netzweltler
3/5/13 quasi
3/6/13 netzweltler
3/6/13 quasi
3/7/13 netzweltler
3/7/13 quasi
3/8/13 netzweltler
3/8/13 quasi
3/8/13 netzweltler
3/8/13 quasi
3/8/13 Frederick Williams
3/2/13 Frederick Williams
3/3/13 Frederick Williams
3/5/13 K_h
3/7/13 Frederick Williams
3/7/13 Frederick Williams
3/3/13 Shmuel (Seymour J.) Metz
3/7/13 Frederick Williams
3/10/13 Shmuel (Seymour J.) Metz