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# Questions

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### What is known about the Yang-Mills stratification over 3-manifolds?

jun 19 at 18:41 Dan Ramras 3,74121626

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389
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### Is the singular homology of a real algebraic set always finitely generated?

may 30 at 9:14 Mark Grant 9,06111333

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### Reference request: 2-dimensional Schonflies theorem

may 25 at 1:31 Scott Taylor 11

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509
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### Which torsion classes in integral cohomology are Chern classes of flat bundles?

mar 25 11 at 6:43 Ben Wieland 3,127421

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670
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### Is there an analogue of mathscinet for physics?

nov 1 10 at 1:47 mathphysicist 3,5061429

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851
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### Computing $\pi_1 S^1$ using groupoids

jan 10 12 at 11:20 David Roberts 11.7k21855

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1k
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### What is the history of the Y-combinator?

mar 24 11 at 13:30 Andreas Blass 32.9k454109

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579
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### Torsion in K-theory versus torsion in cohomology

jul 8 10 at 0:32 Charles Rezk 12.9k13166

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708
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### Zariski tangent spaces to representation varieties

jun 4 10 at 4:48 Victor Protsak 7,75113044

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