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# Questions

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### Is there a ring of integers except for Z, such that every extension of it is ramified?

jun 2 10 at 4:06 Cam McLeman 6,04512445

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### What is the precise relationship between Langlands and Tannakian formalism?

aug 18 11 at 15:25 SGP 2,614414

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### What is the “reason” for modularity results?

nov 14 11 at 21:30 Joël 10.4k12056

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### Why was it reasonable to ask what the higher K-groups are?

jun 14 11 at 22:41 André Henriques 15.3k23085

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### Integrals from a non-analytic point of view

dec 15 10 at 8:55 rose 1

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### What is the strongest, most natural, conjectural form of Langlands?

sep 7 11 at 3:43 James D. Taylor 3,69931242

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### What is the intuition for $\mathbb{Q}^{ab}$ having cohomological dimension $1$?

may 15 12 at 20:57 James D. Taylor 3,69931242

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### Does every automorphism of G come from an inner automorphism of S_G?

jun 11 10 at 19:24 Simon Thomas 6,05511836

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### Why would the category of Motives be Tannakian?

jul 30 11 at 23:34 anon 31124

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