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Topic: Surprise at my failure to resolve an issue in an elementary paper by Rado
Replies: 44   Last Post: Nov 10, 2013 12:23 PM

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 fom Posts: 1,968 Registered: 12/4/12
Re: Surprise at my failure to resolve an issue in an elementary paper

Posted: Nov 7, 2013 9:05 PM

On 11/5/2013 6:10 PM, David Hartley wrote:
> <pepstein5@gmail.com> writes

>> Of course, the below is irrelevant to understanding the proof.
>> However, I am completely mystified by the page 1 sentences: "We now
>> show that f is L-canonical. We shall apply the definition of f
>> repeatedly without referring to this fact." It's only the second of
>> those sentences that confuses me. The first sentence is given for
>> context.

>
> I can't make sense of it either. The whole section is rather odd.
> Firstly he hasn't actually defined L-canonical, only L-canonical on B,
> presumably he means here L-canonical on A. The actual theorem is trivial
> yet he devotes several lines to a proof.

The theorem is trivial, but, its
purpose is not.

He has given a definition. He is
demonstrating that the definition
is not vacuous before proceeding to
the main theorem.

Date Subject Author
11/3/13 Paul
11/3/13 David Hartley
11/3/13 fom
11/3/13 fom
11/3/13 fom
11/4/13 fom
11/4/13 Paul
11/4/13 Paul
11/4/13 Peter Percival
11/4/13 David Hartley
11/4/13 Paul
11/4/13 David Hartley
11/4/13 Paul
11/4/13 David Hartley
11/4/13 Paul
11/5/13 Paul
11/5/13 David Hartley
11/5/13 Paul
11/5/13 David Hartley
11/5/13 Paul
11/6/13 Paul
11/6/13 Paul
11/7/13 Paul
11/7/13 David Hartley
11/7/13 Paul
11/7/13 David Hartley
11/7/13 Paul
11/7/13 David Hartley
11/7/13 David Hartley
11/7/13 Paul
11/7/13 David Hartley
11/8/13 Paul
11/8/13 David Hartley
11/7/13 Paul
11/7/13 fom
11/8/13 Paul
11/8/13 David Hartley
11/10/13 Paul
11/10/13 David Hartley
11/10/13 Paul
11/10/13 David Hartley
11/10/13 David Hartley
11/10/13 Paul
11/4/13 Paul
11/4/13 Peter Percival