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Message from discussion Cantor's first proof in DETAILS
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Ross A. Finlayson  
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 More options Nov 16 2012, 10:32 pm
Newsgroups: sci.logic, sci.math
From: "Ross A. Finlayson" <ross.finlay...@gmail.com>
Date: Fri, 16 Nov 2012 19:32:39 -0800 (PST)
Local: Fri, Nov 16 2012 10:32 pm
Subject: Re: Cantor's first proof in DETAILS
On Nov 16, 8:12 am, Ben Bacarisse <ben.use...@bsb.me.uk> wrote:

> "LudovicoVan" <ju...@diegidio.name> writes:
> > "Ross A. Finlayson" <ross.finlay...@gmail.com> wrote in message
> >news:c2ac7c88-5567-408d-a520-df4f143f840f@googlegroups.com...

> >> <http://www.tiki-lounge.com/~raf/finlayson_injectrationals.pdf>

> > I'll see if I can understand it: for now, thanks for sharing.

> A first step is to remove the indexes from the irrationals.  In a
> argument about the supposed countability of the irrationals, to refer to
> them with indexes (e.g. p_i) looks like begging the question.

> As it happens, I don't think the indexes do anything but add a layer of
> confusion.  I think you can rename the various quantities without
> altering the meaning, i.e. rather than talk about irrationals p_i and
> p_h just use p and r (q is taken).

> --
> Ben.

It's constructive, that.

Regards,

Ross Finlayson


 
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