[r-t] proving a touch

King, Peter R peter.king at imperial.ac.uk
Wed May 21 08:13:55 UTC 2014

Yes I think it does contain all the rows. Perhaps the footnote is wrong. It satisfies the criteria as far as I can see.

-----Original Message-----
From: ringing-theory [mailto:ringing-theory-bounces at bellringers.net] On Behalf Of Ian McCulloch
Sent: 21 May 2014 09:03
To: ringing-theory at bellringers.net
Subject: Re: [r-t] proving a touch

On Wed, 21 May 2014, King, Peter R wrote:

> I guess it depends on what you mean by True.  I think John Warboys has 
> basically answered the question. If the only criterion is that no 
> change appears more than twice then yes it is true to Cambridge. I 
> sort of feel that I would expect a quarter composition to have all 720 
> changes plus
> 552 (or whatever number) changes repeated once only. That's a stricter 
> criterion than applied here. On the other hand for quarters I probably 
> wouldn't be so picky as for peals.

I think, for cambridge though, that it does contain all 720 rows, as well as no rows appearing more than twice.  So I don't know what the footnote is supposed to mean.  What other criteria could there be that it fails for Cambridge?


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