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  • 0 posts edited
  • 3 helpful flags
  • 38 votes cast
Nov
24
awarded  Popular Question
Nov
8
awarded  Yearling
Sep
20
revised Modern mathematical books on general relativity
added 296 characters in body
Sep
11
comment Modern mathematical books on general relativity
Straumann's book looks interesting. I will have a closer look at it. I accepted the other answer because it is also legit and has more up-votes.
Sep
9
accepted Modern mathematical books on general relativity
Sep
7
awarded  Nice Question
Sep
7
revised Modern mathematical books on general relativity
added links to books
Sep
7
comment Modern mathematical books on general relativity
Just an introduction/the basics on the physics side, but as modern as possible on the math side.
Sep
6
asked Modern mathematical books on general relativity
Jun
5
comment Convex subcomplexes of CAT(0) cubical complexes
In addition to Anton Petrunin's answer below, maybe also this paper is of interest: arxiv.org/abs/1211.1871
Jan
7
comment Group cohomology with compact support
Complementing Yemon Choi's comment: Maybe you mean Prop. 7.5 on p. 209 in Brown's book.
Nov
8
awarded  Yearling
Sep
4
accepted Semidirect products with braid groups and type $F_\infty$
Sep
4
answered Semidirect products with braid groups and type $F_\infty$
Sep
4
accepted Directed subposet of a poset containing the minimal elements
Sep
4
answered Directed subposet of a poset containing the minimal elements
Sep
4
revised Directed subposet of a poset containing the minimal elements
deleted 256 characters in body
Aug
23
comment Semidirect products with braid groups and type $F_\infty$
Nice trick! Why don't you post it as a regular answer so that I can upvote and accept it? Question too easy?
Aug
22
revised Semidirect products with braid groups and type $F_\infty$
deleted 34 characters in body
Aug
22
comment Semidirect products with braid groups and type $F_\infty$
By permutation of the factors via the projection $B_k\rightarrow S_k$.