mmm

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669

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describe subsets of the integers closed under the binary operation Ax+By

additive-combinatorics

oct 28 10 at 20:55 Aaron Meyerowitz 11.5k●1●10●31

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744

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Category and homotopy theoretic methods in set theory

aug 27 10 at 18:18 Andreas Blass 32.9k●4●54●109

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483

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are there standard examples of stable theories that are undecidable?

model-theory lo.logic

dec 6 11 at 2:24 John Baldwin 206●1●2

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688

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field automorphism action on $Ext^1(\mathbb{C}^*,\mathbb{Z})$ or $Ext^1(\bar{\mathbb Q}^\star,\mathbb{Z})$

ag.algebraic-geometry ag.algebraic-geometry absolute-galois-group

jan 19 11 at 14:29 mmm 742●3●8

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428

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complex algebraic morphisms as topological maps: every morphism is a topological fibration on a Zariski dense open subset?

ag.algebraic-geometry complex-geometry

feb 3 11 at 0:17 Donu Arapura 13.7k●1●28●63

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527

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[automatic continuity] measurable homomorphisms of (C,+)-->(C,+) or (C,+)-->(C,*) are continuous and admit an explicit description ?

fa.functional-analysis gn.general-topology ergodic-theory lo.logic

mar 7 11 at 1:03 François G. Dorais♦ 22.4k●2●48●113

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482

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algebro-geometric properties of morphisms between algebraic groups

ag.algebraic-geometry gr.group-theory

aug 17 11 at 22:29 Jim Humphreys 26k●37●82

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474

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Is model structure on CatSet unique?

ct.category-theory model-categories

nov 18 10 at 11:35 Steve Lack 1,749●7●11

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180

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find whether a polynomial has a zero in a finitely generated subgroup of $C^*$

ag.algebraic-geometry

nov 25 11 at 22:31 Mark Sapir 27.6k●2●57●118

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255

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pi_1 of algebraic varieties and long exact sequence of a fibration

ag.algebraic-geometry

dec 15 11 at 20:07 mmm 742●3●8

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-2

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Questions

describe subsets of the integers closed under the binary operation Ax+By

Category and homotopy theoretic methods in set theory

are there standard examples of stable theories that are undecidable?

field automorphism action on $Ext^1(\mathbb{C}^*,\mathbb{Z})$ or $Ext^1(\bar{\mathbb Q}^\star,\mathbb{Z})$

complex algebraic morphisms as topological maps: every morphism is a topological fibration on a Zariski dense open subset?

[automatic continuity] measurable homomorphisms of (C,+)-->(C,+) or (C,+)-->(C,*) are continuous and admit an explicit description ?

algebro-geometric properties of morphisms between algebraic groups

Is model structure on CatSet unique?

find whether a polynomial has a zero in a finitely generated subgroup of $C^*$

pi_1 of algebraic varieties and long exact sequence of a fibration

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