[r-t] Method help

[Don Morrison]

On Thu, Apr 11, 2013 at 6:34 PM, Graham John <graham at changeringing.co.uk> wrote:
> If you double it with singles you have a peal length for
> 49 out of 51 of the Group b Plain methods though

Can you tell us about the two it's *not* true to? Do they lack the
usual symmetry or something?


--
Don Morrison <dfm at ringing.org>
"I have always been addicted to something or other, usually
something there's no support group for. Semicolons, for instance,
I can never give up for more than two hundred words at a time."
                            -- Hilary Mantel, _Giving Up the Ghost_