User Peter May

15 votes

What is known about the category of Hopf algebras?

answered Jan 30, 2021 at 4:45

14 votes

Accepted

Why do we need a $G$-universe?

answered Oct 14, 2013 at 13:49

14 votes

Accepted

Mackey(also Green and Tambara) functors and Greenlees-May

answered Sep 18, 2012 at 20:36

14 votes

References for sign conventions in homological algebra

answered Feb 3, 2011 at 2:03

14 votes

Accepted

the homotopy type of the pointed loop space of a countable cw complex

answered Dec 16, 2011 at 17:02

14 votes

Accepted

Is there a free cohomology ring space functor?

answered Jan 24, 2012 at 0:27

13 votes

Accepted

Equivariant colimits and homotopy colimits

answered Apr 14, 2012 at 2:13

13 votes

Cohomology groups of homogeneous spaces

answered Oct 21, 2011 at 2:07

13 votes

Accepted

what does BG classify? i.e. what is a principal fibration?

answered Dec 9, 2011 at 22:45

13 votes

Accepted

A heart for stable equivariant homotopy theory

answered Dec 29, 2010 at 16:24

13 votes

Universal property of the smash product (of pointed spaces)

answered Aug 29, 2012 at 13:39

13 votes

What's the name for the analogue of divided power algebras for x^i/i?

answered Jun 24, 2012 at 23:21

13 votes

Is a map a homotopy equivalence if its suspension is so?

answered Feb 19, 2013 at 14:10

13 votes

Accepted

On the stable splitting of loops on a suspension

answered Feb 26, 2013 at 0:02

13 votes

What are natural questions to ask about an operad?

answered Feb 28, 2013 at 2:53

13 votes

Accepted

Units of MO and MU

answered Mar 28, 2013 at 12:59

13 votes

Structure of Hopf algebras - trouble understanding an old paper

answered Sep 14, 2015 at 16:26

12 votes

Equivariant classifying spaces from classifying spaces

answered Feb 2, 2014 at 17:20

12 votes

Accepted

Examples of Stiefel-Whitney classes of manifolds

answered Sep 21, 2015 at 2:44

12 votes

Accepted

Serre Spectral Sequence of Representations

answered Feb 15, 2013 at 16:37

12 votes

Accepted

Differentials in the Adams Spectral Sequence for spheres at the prime p=2

answered Jul 16, 2012 at 1:05

12 votes

Accepted

"Strøm-type" model structure on chain complexes?

answered Feb 4, 2011 at 2:29

12 votes

Slick Proof of Kudo Transgression Theorem

answered Mar 11, 2011 at 17:23

12 votes

Monad arising from operad

answered May 28, 2011 at 22:37

12 votes

Difference between represented and singular cohomology?

answered Jul 17, 2011 at 1:00

12 votes

Accepted

How would generalizing simplicial sets affect $(\infty,1)$-functors between $(\infty,1)$-categories?

answered Mar 26, 2012 at 2:03

12 votes

Accepted

Triply graded spectral sequence?

answered Apr 10, 2012 at 3:44

11 votes

How about the Lie algebra over commutative ring?

answered Dec 25, 2011 at 22:45

11 votes

Equivariant singular cohomology

answered Feb 25, 2011 at 4:35

11 votes

Accepted

Definition of E-infinity operad

answered Feb 2, 2016 at 0:16

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268 Answers

What is known about the category of Hopf algebras?

Why do we need a $G$-universe?

Mackey(also Green and Tambara) functors and Greenlees-May

References for sign conventions in homological algebra

the homotopy type of the pointed loop space of a countable cw complex

Is there a free cohomology ring space functor?

Equivariant colimits and homotopy colimits

Cohomology groups of homogeneous spaces

what does BG classify? i.e. what is a principal fibration?

A heart for stable equivariant homotopy theory

Universal property of the smash product (of pointed spaces)

What's the name for the analogue of divided power algebras for x^i/i?

Is a map a homotopy equivalence if its suspension is so?

On the stable splitting of loops on a suspension

What are natural questions to ask about an operad?

Units of MO and MU

Structure of Hopf algebras - trouble understanding an old paper

Equivariant classifying spaces from classifying spaces

Examples of Stiefel-Whitney classes of manifolds

Serre Spectral Sequence of Representations

Differentials in the Adams Spectral Sequence for spheres at the prime p=2

"Strøm-type" model structure on chain complexes?

Slick Proof of Kudo Transgression Theorem

Monad arising from operad

Difference between represented and singular cohomology?

How would generalizing simplicial sets affect $(\infty,1)$-functors between $(\infty,1)$-categories?

Triply graded spectral sequence?

How about the Lie algebra over commutative ring?

Equivariant singular cohomology

Definition of E-infinity operad