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Michael Barr's user avatar
Michael Barr's user avatar
Michael Barr's user avatar
Michael Barr
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  • Member for 11 years, 10 months
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Top posts
question
41
Square root of a positive $C^\infty$ function.
Aug 25, 2012
question
17
No injective groups with more than one element?
Jun 21, 2012
answer
14
There are two slightly different notions of ultraproduct. Why is one said to be better than the other?
Aug 25, 2012
question
11
Homomorphisms from powers of Z to Z
May 28, 2013
question
9
When UFD implies PID
Jun 10, 2012
question
4
Does a uniform space have a closed embedding in a product of metric spaces?
Dec 9, 2012
answer
4
Is there a standard name for a 2-category which has an object z such that, for every object x, the category Hom(x,z) has a terminal object?
Sep 30, 2012
answer
2
Archimedean Property of Real Numbers
Aug 26, 2012