89

Questions
votes newest views recent
 
9
votes
1
answer
316
views

Eilenberg-Mazur swindle for higher K groups

feb 21 12 at 20:30 Johannes Ebert 11.6k●33●56

5
9
votes
1
answer
351
views

The weak equivalences in the covariant model structure

aug 28 11 at 12:28 Jacob Lurie 6,714●27●38

4
8
votes
2
answers
970
views

What exactly does the weight filtration in Hodge theory have to do with the Weil conjectures?

aug 15 11 at 14:15 Donu Arapura 13.8k●1●28●63

2
8
votes
1
answer
536
views

Formally smooth morphisms, the cotangent complex, and an extension of the conormal sequence

may 10 11 at 19:29 Harry Gindi 8,948●2●33●97

5
8
votes
1
answer
375
views

$\mathcal{I}$-functors and infinite loop spaces

jan 2 12 at 0:02 Peter May 12.3k●1●39●55

9
8
votes
5
answers
670
views

How do you switch between representations of an algebraic group and its Lie algebra?

aug 3 10 at 2:44 Ryan Reich 4,010●1●11●25

2
8
votes
1
answer
572
views

Can a scheme be defined by gluing open affines such that the intersections are affine?

jul 12 10 at 18:48 Akhil Mathew 12.1k●2●29●89

2
8
votes
2
answers
669
views

A noetherian proof of Zariski’s Main Theorem?

dec 27 10 at 17:26 Leo Alonso 2,330●8●11

2
8
votes
1
answer
400
views

Functorial way of showing that the Segre (or Plucker) morphism is a closed embedding?

jan 12 11 at 14:34 Martin Brandenburg 29.5k●2●47●133

1
8
votes
0
answers
255
views

Obstructions to deforming an abelian variety

jun 15 12 at 2:32 Akhil Mathew 12.1k●2●29●89

prev 1 … 3 4 5 6 7 … 9 next