49

Answers
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8
Which math paper maximizes the ratio (importance)/(length)?
18
Books you would like to read (if somebody would just write them…)
10
Theorems with unexpected conclusions
4
Blackbox Theorems
2
Why torsion is important in (co)homology ?
0
Arbitrary products of schemes don’t exist, do they?
2
Computing fundamental groups and singular cohomology of projective varieties
8
Chain homotopy: Why du+ud and not du+vd?
1
What is the proper initiation to the theory of motives for a new student of algebraic geometry?
3
difference between equivalence relations on algebraic cycles
2
In which ways can the isogeny theorem fail for local fields?
0
When is the Galois representation on the étale cohomology unramified/Hodge-Tate/de Rham/crystalline/semistable?
3
Geometry Vs Arithmetic of schemes
4
Why do automorphism groups of algebraic varieties have natural algebraic group structure?
3
Spectrum of the Grothendieck ring of varieties
6
Understanding the definition of the Lefschetz (pure effective) motive
0
Galois theory and rational points on elliptic curves
4
What is “restriction of scalars” for a torus?
2
local class field theory (Norm map)
9
Voevodsky’s counterexample to the existence of a motivic t-structure
2
distinguished triangles and cohomology
3
A toy example of a tensor triangulated category?
4
Relation between motivic homotopy category and the derived category of motives
9
Is there an additive functor between abelian categories which isn’t exact in the middle?
11
Context for intersection theory (2)
19
Can there be two continuous real-valued functions such that at least one has rational values for all x?
2
How to distinguish division algebras from matrix algebras?
3
Grothendieck topologies, Mayer-Vietoris, and points
0
The category of finite locally-free commutative group schemes
0
Strong Nullstellensatz
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