Yiftach Barnea

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Name Yiftach Barnea
Member for 3 years
Seen 1 hour ago
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Location Royal Holloway University of London
Age 46
6

Questions
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Good chalk in the UK

mar 11 11 at 15:44 Yiftach Barnea 2,310●1●10●18

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Decidability in Groups

mar 31 11 at 9:34 Derek Holt 6,868●1●12●27

 

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Isomorphism modulo the residual

mar 30 11 at 11:02 Yiftach Barnea 2,310●1●10●18

 
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Euclidean Function at 0

jul 13 10 at 14:09 Bill Dubuque 2,168●13●20

 

55

Answers
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53
Examples of common false beliefs in mathematics.
29
Ideas on how to prevent a department from being shut down. (2)
25
Existence of simultaneously normal finite index subgroups
23
Generating finite simple groups with $2$ elements
19
The phenomena of eventual counterexamples
13
quotient of Burnside group
10
Infinite groups which contain all finite groups as subgroups
10
Infinite simple Galois groups
10
When should a supervisor be a co-author?
9
Counterexamples in Algebra?
9
Homomorphism from $\hat{\mathbb{Z}}$ to $\mathbb{Z}$
9
Profinite completion of a semidirect product
8
recommendation letter for teaching
8
Is a non-abelian free group fully residually a finite non-abelian simple group? (2)
7
Good papers/books/essays about the thought process behind mathematical research
7
What is the automorphism group of the additive group of the p-adic integers?
7
Why is the Hahn-Banach thorem so important?
7
Comparables to Journal of Algebra, Journal of Pure and Applied Algebra
6
Topological examples of profinite groups
6
Quick proofs of hard theorems
5
Choosing postdocs
5
Elements of infinite order in a profinite group
5
How hard is it to get tenure in mathematics?
5
Free subgroups vs law
4
Does “finitely presented” mean “always finitely presented”, considered in general
4
Topological simplicity and dense subgroups
4
Hausdorff dimension of products of normal subgroups
4
Finite simple groups with upper bound on order of elements
4
How much reading do you do before you attack a problem?
4
Homomorphic images of a Cartesian product of finite groups
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