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

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 K_h Posts: 419 Registered: 4/12/07
Re: Cardinality of turning wheel
Posted: Mar 5, 2013 7:01 PM

"Frederick Williams" wrote in message
news:51336CFB.CDE15F2C@btinternet.com...
>
> > If we can somehow use sin(x) to represent the number of revolutions,
> > here's an argument that the cardinality of sin(x) is c^c.

>
> It is sets that have a cardinality. What set is sin(x)?

Don put forward a bad argument. The sine function is the set of all points
(x, sin(x)) where x is any real number. So the cardinality of sin(x) is
just c, the cardinality of the real line because there are two values in (x,
sin(x)) and 2*c=c in cardinal arithmetic.

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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