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N.B.
  • Member for 9 years, 5 months
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11 votes
0 answers
421 views

Homotopy classes of functions from a finite CW complex

7 votes
2 answers
672 views

Not null homotopic map from $S^3$ to $S^2 \vee S^2$

7 votes
1 answer
500 views

Interpretation of the Weil algebra

6 votes
1 answer
455 views

Homology of a co-h-space manifold

6 votes
1 answer
83 views

Equality of Hom groups via 5 lemma

5 votes
1 answer
298 views

Image of a maximal torus via epimorphism

5 votes
1 answer
187 views

About the definition of powerful p-groups

4 votes
0 answers
82 views

Dimension counting in exact sequences of Hopf algebras

4 votes
0 answers
112 views

Self-dual object in tensor triangulated categories which are not strongly dualizable

4 votes
0 answers
87 views

Bimodules over a categorical monad

4 votes
2 answers
942 views

Are localizing subcategories thick?

4 votes
2 answers
504 views

Fuchsian group with parabolic element

4 votes
1 answer
530 views

Fibration with contractible fibre

3 votes
2 answers
172 views

Parametrization of the solutions of $a^2+b^2=1$ in the $p$-adic integers

3 votes
1 answer
522 views

Discrete topological modules for profinite groups

3 votes
1 answer
124 views

$T_D$ spaces and locally closed subsets

3 votes
2 answers
71 views

Quotient of infinite product of fields which is semi-artinian

3 votes
1 answer
47 views

Example of absolutely flat semi-artinian ring

3 votes
1 answer
117 views

Finite p-group involving a wreath product

2 votes
1 answer
59 views

Is the quotient of an infinite product of fields by the direct sum injective?

2 votes
0 answers
228 views

Maximal solvable subgroup not Borel

2 votes
0 answers
39 views

Left derived functor of cohomology groups

1 vote
0 answers
214 views

Conditions such that the completion of a domain is still a domain

1 vote
0 answers
42 views

Triangulated categories with a finite number of compact generators admit a single generator

1 vote
0 answers
75 views

Invariant ideals of Hopf algebroid

1 vote
0 answers
60 views

Filtration of the category of finite spectra

1 vote
0 answers
50 views

Action of $Homeo(S)$ on $Out(\pi_1(S))$ for $S$ orientable surface

1 vote
0 answers
299 views

Representation of sum of homology classes

1 vote
1 answer
330 views

Compact p-adic analytic groups

1 vote
1 answer
284 views

Conjugation action on group cohomology trivial if subgroup in the center