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Jacob Lurie
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Top Questions
46
votes
Cochains on Eilenberg-MacLane Spaces
at.algebraic-topology
homotopy-theory
asked Dec 3, 2010 at 5:00
mathoverflow.net
35
votes
Action of PGL(2) on Projective Space
gr.group-theory
asked Jun 4, 2011 at 2:20
mathoverflow.net
29
votes
Torsors for finite group schemes
ag.algebraic-geometry
asked Nov 19, 2010 at 20:46
mathoverflow.net
24
votes
Variant of Conceptual Completeness
ct.category-theory
lo.logic
model-theory
topos-theory
asked Dec 24, 2015 at 17:36
mathoverflow.net
18
votes
Analogues of Primitive Recursive Functions
lo.logic
set-theory
ordinal-computability
asked Jan 21, 2015 at 4:34
mathoverflow.net
Top Answers
187
If I want to study Jacob Lurie's books "Higher Topoi Theory", "Derived AG", what prerequisites should I have?
mathoverflow.net
103
Hirzebruch's motivation of the Todd class
mathoverflow.net
97
Is there a high-concept explanation for why "simplicial" leads to "homotopy-theoretic"?
mathoverflow.net
59
What is homology anyway?
mathoverflow.net
45
Are morphisms from affine schemes to arbitrary schemes affine morphisms?
mathoverflow.net
40
What's the current state of the classification of not-fully-extended TQFTs?
mathoverflow.net
40
Is Lemma A.1.5.7 in Higher Topos Theory correct?
mathoverflow.net
35
What's so special about the forgetful functor from G-rep to Vect?
mathoverflow.net
33
What is a simplicial commutative ring from the point of view of homotopy theory?
mathoverflow.net
31
Reflection principle vs universes
mathoverflow.net
30
What is a symmetric monoidal $(\infty,n)$-category?
mathoverflow.net
27
Relation between topos and $\infty$-topos
mathoverflow.net
27
What do cohomology operations have to do with the non-existence of commutative cochains over $\mathbb{Z}$?
mathoverflow.net
26
Reflection principle vs universes
mathoverflow.net
25
What are simplicial topological spaces intuitively?
mathoverflow.net
24
How much do universes matter in topos theory?
mathoverflow.net
23
Stable homotopy category and the moduli space of formal groups
mathoverflow.net
22
How do $\infty$-categories allow us to do descent on the derived level?
mathoverflow.net
22
Why study simplicial homotopy groups?
mathoverflow.net
21
Examples of $(\infty,1)$-topoi that are not given as sheaves on a Grothendieck topology
mathoverflow.net
20
Functorial kernel in derived category
mathoverflow.net
20
The weak equivalences in the covariant model structure
mathoverflow.net
19
What would be an infinity-groupoid analogue of the duality between sets and complete atomic boolean algebras?
mathoverflow.net
19
compact objects in model categories and $(\infty,1)$-categories
mathoverflow.net
19
Lower Algebra: Modules over the monoidal category of abelian groups
mathoverflow.net
18
Where to find the correct result in Higher Algebra, incorrect reference
mathoverflow.net
18
Are there noncommutative extensions of $\alpha_p$ by $\mathbb{G}_m$?
mathoverflow.net
17
elliptic curves and group cohomology
mathoverflow.net
17
The most general context of Mather's Cube Theorems
mathoverflow.net
17
Semi-simplicial versus simplicial sets (and simplicial categories)
mathoverflow.net
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