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# Questions

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22
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### What are the worst notations, in your opinion ? [closed]

feb 25 at 21:45 Anton Petrunin 16.4k41110

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840
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### Properties stable under base change in algebraic geometry

apr 24 12 at 16:28 Frank 1,3591516

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### Noether’s normalization lemma over a ring A

apr 5 11 at 17:08 Pete L. Clark 39.5k3102225

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### Non finitely-generated subalgebra of a finitely-generated algebra

dec 9 10 at 21:28 Karl Schwede 11.3k11435

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### Choosing the algebraic independent elements in Noether’s normalization lemma

oct 16 10 at 15:26 Mohan 89234

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580
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### Why the roots of unity are the analogs of constants ?

jun 23 10 at 8:15 David Loeffler 8,6031540

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405
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### Is there a reason for defining the differential forms before the vector fields ?

jun 3 10 at 23:41 Georges Elencwajg 24.3k65132

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### Are two sheaves that are locally isomorphic globally isomorphic ?

may 12 10 at 18:31 Qfwfq 8,4733385

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818
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### Is a functor which has a left adjoint which is also its right adjoint an equivalence ?

apr 28 10 at 13:12 Gigel Militaru 911

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