[r-t] Unprinciple extent!

Alexander Holroyd holroyd at math.ubc.ca
Tue Jul 19 07:09:36 UTC 2011


Never mind, this is relatively easy, e.g.
-,&3.4.3-3.4-3-45-3-4.3-3.4.3-3.4-23-45-23-4.3-3.4.3-

On Sun, 17 Jul 2011, Alexander Holroyd wrote:

> I would be much more interested to know if anyone can produce an 
> extentiferous minor unprinciple with no long places.
>
>
> On Sat, 16 Jul 2011, Alexander Holroyd wrote:
>
>> Here is an example that is less easily reduced to something else:
>> 
>> -45.1-45.3.4.1.3-3.1.4.3.45-1.45-23
>> -45.1-45.3.4.1.3-3.1.4.3.1.34.1.4-23
>> -4.1.34.1.3.4.1.3-3.1.4.3.1.34.1.4-23
>> -4.1.34.1.3.4.1.3-3.1.4.3.45-1.45-23
>> 
>> bob=234
>> 720: 3*(pp-)
>> 
>> 
>>> On Sat, 16 Jul 2011, Mark Davies wrote:
>>> 
>>>> I have to say I agree with Graham. The way Ander has written out the 
>>>> place notation for his method makes it pretty clear. It would be a lot 
>>>> simpler to think of it as the following much shorter and far less samey 
>>>> twin-hunt method:
>>>>
>>>> 	&-4-1.4.3.4-4-, 23
>>>> 
>>>> With a 234 bob the 720 becomes simply 4x(pp-p).
>>>> 
>>>> So this example is, again, in some sense reducible to a smaller 
>>>> non-unprincipled method.
>>>> 
>>>> MBD
>>>> 
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>>> 
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>> 
>




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