User Tom Bachmann

29 votes

4 answers

3k views

origin of spectral sequences in algebraic topology

asked Jan 31, 2014 at 13:36

18 votes

1 answer

2k views

What is the geometric fixed points of an (equivariant) Eilenberg Maclane Spectrum?

asked Sep 1, 2014 at 10:40

12 votes

2 answers

2k views

"abstract" description of geometric fixed points functor

asked Apr 24, 2014 at 11:48

10 votes

0 answers

298 views

Classification of derived formal group laws

asked Apr 26, 2021 at 14:55

9 votes

1 answer

609 views

conformally embedding complex tori into R^3

asked Apr 6, 2010 at 19:23

8 votes

1 answer

1k views

Cup products and hypercohomology

asked Aug 31, 2012 at 17:34

8 votes

0 answers

289 views

Picard-Brauer exact sequence for infinity categories

asked Jun 13, 2014 at 11:22

8 votes

2 answers

754 views

Models for equivariant genuine commutative ring spectra

asked Sep 12, 2016 at 9:40

7 votes

1 answer

521 views

Computing naive algebraic singular homology

asked Dec 4, 2014 at 15:45

7 votes

0 answers

285 views

Derived symmetric powers and determinants

asked May 7, 2020 at 6:23

7 votes

0 answers

230 views

geometric model of J-homomorphism

asked May 24, 2017 at 15:34

6 votes

1 answer

498 views

Generalised "scheme of etale connected components"

asked Jul 5, 2016 at 12:46

5 votes

1 answer

375 views

Milnor descent for ring spectra

asked Jul 22, 2015 at 22:26

5 votes

1 answer

691 views

$t$-structure on modules over highly structured ring spectra

asked Sep 5, 2014 at 12:05

5 votes

0 answers

195 views

a variant of fibre sequences adapted for fundamental groupoids

asked May 4, 2017 at 10:40

4 votes

1 answer

160 views

A distinguished triangle of mapping spectra arising from recollement

asked Apr 21, 2016 at 11:33

4 votes

1 answer

645 views

Ideal class groups and extension of number fields

asked Dec 27, 2011 at 16:19

3 votes

0 answers

137 views

Homology of the fixed points of the singular complex of a G-space

asked Apr 10, 2014 at 12:11

2 votes

1 answer

323 views

Homotopy limits of homotopically constant diagrams over contractible categories

asked Jan 8, 2016 at 13:00

2 votes

0 answers

105 views

Monoidal properties of cotriple resolutions

asked Sep 20, 2016 at 14:08

2 votes

0 answers

147 views

Symmetric powers and Frobenius

asked Jun 9, 2020 at 19:28

1 vote

0 answers

143 views

Hilbert scheme with essential generators

asked Aug 4, 2020 at 13:23

1 vote

0 answers

118 views

Strongly isovariant (aka fixed point reflecting / stabiliser preserving) morphisms

asked Jan 28, 2019 at 9:21

1 vote

1 answer

265 views

Finite morphism "with the right number of equations"

asked Sep 6, 2016 at 9:26

1 vote

1 answer

193 views

Modules "projective in a subcategory"

asked May 28, 2014 at 11:32

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25 Questions

origin of spectral sequences in algebraic topology

What is the geometric fixed points of an (equivariant) Eilenberg Maclane Spectrum?

"abstract" description of geometric fixed points functor

Classification of derived formal group laws

conformally embedding complex tori into R^3

Cup products and hypercohomology

Picard-Brauer exact sequence for infinity categories

Models for equivariant genuine commutative ring spectra

Computing naive algebraic singular homology

Derived symmetric powers and determinants

geometric model of J-homomorphism

Generalised "scheme of etale connected components"

Milnor descent for ring spectra

$t$-structure on modules over highly structured ring spectra

a variant of fibre sequences adapted for fundamental groupoids

A distinguished triangle of mapping spectra arising from recollement

Ideal class groups and extension of number fields

Homology of the fixed points of the singular complex of a G-space

Homotopy limits of homotopically constant diagrams over contractible categories

Monoidal properties of cotriple resolutions

Symmetric powers and Frobenius

Hilbert scheme with essential generators

Strongly isovariant (aka fixed point reflecting / stabiliser preserving) morphisms

Finite morphism "with the right number of equations"

Modules "projective in a subcategory"