38

Questions
votes newest views recent
19
61
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60
answers
5k
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Blackbox Theorems [closed]

sep 15 at 16:00 Charles Staats 4,059●1●19●45

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17
votes
3
answers
1k
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Lawvere theories versus classical universal algebra

may 2 12 at 14:28 Akhil Mathew 12k●2●28●89

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15
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2
answers
750
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Groups with a rational generating function for the word problem

dec 24 11 at 22:48 Gjergji Zaimi 37.5k●2●72●149

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15
votes
1
answer
479
views

Can there exist a `natural' finitely generated group with an undecidable word problem?

nov 18 11 at 20:05 Mark Sapir 27.6k●2●57●118

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15
votes
2
answers
548
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Does the following condition imply the homotopy type of a wedge of spheres?

dec 16 11 at 3:03 Tom Goodwillie 26.7k●2●58●110

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14
votes
4
answers
2k
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What is the main goal of a paper, really? [closed]

dec 13 11 at 17:44 Benjamin Steinberg 10.7k●1●14●49

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14
votes
2
answers
626
views

Is there a topos theoretic interpretation/proof of Quillen’s Theorem A?

jun 4 at 9:15 Jonathan Chiche 1,411●1●7●16

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13
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1
answer
398
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Toposes (topoi) as classifying toposes of groupoids

dec 24 11 at 20:46 David Carchedi 7,747●10●27

 
13
votes
1
answer
1k
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History of the notation $\mathbb Z_n$

nov 27 11 at 2:24 Greg Kuperberg 36.3k●2●116●179

4
10
votes
2
answers
594
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The generalized word problem vs. the uniform generalized word problem

aug 28 11 at 20:10 Mark Sapir 27.6k●2●57●118

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