182

Answers
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5
cohomology of infinite product of EM spaces
11
Computation of [ HZ/4, HZ/4]
9
Cogroups in the category of groups are free
10
Is a wedge of spheres an $E_\infty$ ring spectrum?
4
On the natural (bigraded) homotopy groups of a simplicial object in a model category
7
$\mathbb{Z}/2$-action on spectra given by inversion
7
Conjuring phantoms by hand?
7
Homotopy groups and homology groups for the $H\mathbb Z$ module-dg module correspondence.
3
Is the category of vector bundles over a topological space abelian?
23
Construction of Morava E-theory
5
$\pi_1$ Sequence of Topological Groups
17
What are some interesting problems in the intersection of Algebraic Number Theory and Algebraic Topology?
5
How do you know when something must die in the Adams Spectral Sequence for $\pi_*^s$
16
Fibrations with isomorphic Leray-Serre spectral sequences and non-isomorphic cohomology ?
8
isomorphic spectral sequences => quasi-isomorphic filtered chain complexes?
9
Smash product of Kan complexes
7
Chromatic convergence of E(n)-localized homotopy categories
23
Non-examples of model structures, that fail for subtle/surprising reasons?
8
Explicit description of the “simplicial tensor product” of chain complexes
6
Why is the the classifying space of the natural numbers homotopy equivalent to the circle?
8
Milnor exact sequence in $K(n)$ local Morava $E$-theory
6
Counterexample in cohomology for symmetric spectra?
9
Spaces with no topological monoid structure which are homotopy equivalent to topological monoids
4
Forgetting and tensoring up for very connective maps of $E_{\infty}$-rings
3
How to compute homology of symmetric products of complexes?
1
Is it easy to compute the action of an endomorphism on $H^1$
3
(Co)homological characterization of homotopy pullbacks
3
Stable triviality of fiber bundles
2
Exotic spheres and stable homotopy in all large dimensions?
6
Are there ‘cohomology’ functors that respect all Eilenberg-Steenrod axioms except homotopy invariance?
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