[r-t] MUG minor

Alexander Holroyd holroyd at math.ubc.ca
Sun Dec 6 11:31:46 UTC 2015

On Sat, 5 Dec 2015, Philip Earis wrote:

> To recap, MUG is a neat method with 8 changes per division 
> (http://ringing.org/main/pages/method?title=MUG+Minor)
> The challenge is to produce an extent (720 changes, ie 90 divisions) 
> with just one type of call, only at the division end.
> (I'm assuming nobody still has proved this isn't possible)

Actually, I'm pretty certain I checked that and found it impossible, 
possibly even with any 2 division-end calls.

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