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# Questions

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### Is there a non-quotient stack with affine stabilizers whose good moduli space is a geometric point?

feb 28 11 at 0:05 David Zureick-Brown 6,0641041

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### How do you show that $S^{\infty}$ is contractible?

mar 25 at 22:04 SuperDave 111

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### Can Hom_gp(G,H) fail to be representable for affine algebraic groups?

aug 10 at 19:24 Anton Geraschenko♦♦ 13.7k348108

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### Motivation for uniform surjectivity of mod l representations associated to elliptic curves

aug 23 10 at 16:30 Chris Wuthrich 1,775611

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### When is an Albanese variety principally polarized?

dec 1 09 at 1:54 Tony Pantev 3,94011119

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### Is the Torelli map an immersion?

dec 19 09 at 18:15 VA 8,2202244

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### What is interesting/useful about big Witt Vectors?

jan 1 10 at 12:08 Chandan Singh Dalawat 11.4k13973

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### Are curves with `fractional points' uniquely determined by their residual gerbes?

oct 29 09 at 3:05 Anton Geraschenko♦♦ 13.7k348108

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### Can a singular Deligne-Mumford stack have a smooth coarse space?

jan 3 10 at 21:22 shenghao 2,653523

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