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Zuriel
  • Member for 12 years, 9 months
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13 votes
4 answers
3k views

Why the underlying function of a monomorphism may not be an injection

12 votes
4 answers
1k views

Triply graded spectral sequence?

9 votes
1 answer
2k views

How to Compute Transgressions in a Serre Spectral Sequence?

9 votes
2 answers
623 views

Action of the homotopy braid groups on reduced free groups

8 votes
2 answers
4k views

Homology of Covering Spaces

7 votes
0 answers
399 views

Very frustrated reading a proof of the faithfulness of Artin's representation of braid groups

6 votes
0 answers
375 views

Presentation of Homotopy Pure Braid Group?

5 votes
1 answer
307 views

Associated graded Lie algebra of braid groups

5 votes
2 answers
541 views

Are homotopy braid groups residually nilpotent?

5 votes
2 answers
1k views

The Classifying Space of the Discrete Heisenberg Group

5 votes
1 answer
1k views

Rational Homology of a Covering Space

4 votes
1 answer
1k views

Automorphism group of factor groups

4 votes
1 answer
423 views

Lower Central Series of Pure Braid Groups?

4 votes
0 answers
73 views

List of Small Non-Abelian Symmetrically Presented Groups

3 votes
1 answer
298 views

Reference request for non-commutative analogues of exterior algebras

3 votes
1 answer
409 views

Centerlessness of reduced free group

3 votes
1 answer
907 views

Computing the homology groups of spaces in a fibration

3 votes
2 answers
979 views

Question about some element in a group commutes with its all conjuagates.

2 votes
0 answers
857 views

List of commutator identities and equivalences

2 votes
1 answer
188 views

Does $A_{j,k}$ commute with all its conjugates in homotopy braid groups?

2 votes
0 answers
132 views

Equalizer in Free groups

2 votes
1 answer
159 views

$3$-Engel Group Definitions and Properties

1 vote
1 answer
175 views

Request a paper by Fred Cohen

1 vote
0 answers
277 views

Testing the faithfulness of group homomorphisms by testing on the level of induced Lie Algebras

1 vote
1 answer
232 views

Does the associated Lie algebra determine a group?

1 vote
0 answers
177 views

Rank of normal closure of a subset

1 vote
2 answers
348 views

Commutativity in the Fundamental Group and Knot Theory

1 vote
0 answers
555 views

Profiniteness Condition for Hochschild-Serre Spectral Sequence?

1 vote
0 answers
287 views

Homotopy-Fibre Sequence of Classifying Spaces

1 vote
1 answer
705 views

A Question on McCleary's book on Spectral Sequences